Official product image when available

Quality First Derma Laser Super Retinol Mask 7pcs

Name: Quality First Derma Laser Super Retinol Mask 7pcs
Brand: Quality First
SKU: 646216
Price: 39.90 HKD
Availability: InStock

Mask · Listed here since 8 Aug 2026, 4:52 am

In-store priceHK$39.90Latest confirmedChecked 12 Aug 2026, 9:15 pm

Official online priceHK$39.90Available onlineChecked 12 Aug 2026, 8:20 pm

Both channels currently show the same standard price.

Price last changed or was first recorded：12 Aug 2026, 6:21 pm · Actual purchase price prevails

Official product page ↗

CHANNEL METRICS

Official online

Last confirmed · Official onlineHK$39.90—

Historical lowHK$39.90Official online tracked period

30-day change—Confirmed standard price

MedianHK$39.90Less affected by spikes

Volatility0.0%Coefficient of variation

Data coverage100%5/5 days

PRICE HISTORY

Price by channel

In-store Official online Offer unit equivalent Projected tomorrow

Lines use each day's last confirmed price; intraday low and high remain visible in the table and point details.

Open accessible data tables

In-store price history

Only observations confirmed for the selected store are included; general catalogue prices are excluded.

Date	Standard price	Discount	After discount
2026-08-12	HK$39.90	—	HK$39.90
2026-08-11	HK$39.90	—	HK$39.90

Official online price history

One row per day compares the standard price with the verified offer-equivalent amount.

Date	Standard price	Discount	After discount (avg. each)
2026-08-12	HK$39.90	—	HK$39.90
2026-08-11	HK$39.90	—	HK$39.90
2026-08-10	HK$39.90	—	HK$39.90
2026-08-09	HK$39.90	—	HK$39.90
2026-08-08	HK$39.90	—	HK$39.90

Email price alerts are not enabled yet.

Audit source observationsTechnical details and CSV export

Observed records

↓ CSV

Each source check is one row. Offer averages are not single-item checkout prices.

Observed	Channel	Standard price	Offer	Amount paid	Average each	Tomorrow	Status
12 Aug 2026, 8:58 pm	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 8:51 pm	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 8:40 pm	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 8:39 pm	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 8:32 pm	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 8:31 pm	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 8:11 pm	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 7:49 pm	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 7:48 pm	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 7:22 pm	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 6:47 pm	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 6:33 pm	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 5:57 pm	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 5:54 pm	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 5:07 pm	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 4:47 pm	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 4:41 pm	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 4:19 pm	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 3:58 pm	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 3:39 pm	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 2:54 pm	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 2:54 pm	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 2:47 pm	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 2:21 pm	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 1:55 pm	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 1:34 pm	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 1:14 pm	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 12:40 pm	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 12:37 pm	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 12:14 pm	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 12:05 pm	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 11:59 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 11:49 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 11:26 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 11:02 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 10:42 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 10:37 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 10:22 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 6:21 pm	Official online	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 10:17 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 10:15 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 10:11 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 10:01 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 9:56 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 9:31 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 8:49 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 8:45 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 7:47 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 7:42 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 7:08 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 6:58 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 6:52 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 6:46 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 5:55 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 5:41 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 5:27 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 5:17 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 5:04 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 5:02 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 4:02 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 3:47 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 3:38 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 3:24 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 3:22 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 2:53 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 2:11 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 2:09 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 2:05 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 2:04 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 2:01 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 1:58 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 1:46 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 12:59 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 12:55 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 12:40 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 12:17 am	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 12:06 am	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 11:52 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 11:32 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 11:12 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 10:55 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 10:43 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 10:18 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 10:15 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 9:29 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 9:24 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 9:08 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 8:59 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 8:53 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 8:42 pm	In-store	HK$39.90	—	—	—	—	Valid
12 Aug 2026, 4:30 am	Official online	HK$39.90	—	—	—	—	out of stock
11 Aug 2026, 7:56 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 7:55 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 7:47 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 7:26 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 6:54 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 6:51 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 6:43 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 6:37 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 6:26 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 6:00 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 5:33 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 5:13 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 5:00 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 4:45 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 4:25 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 4:00 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 3:57 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 3:36 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 3:30 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 2:55 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 2:36 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 2:08 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 2:00 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 1:48 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 1:35 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 1:08 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 12:53 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 12:10 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 12:00 pm	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 11:58 am	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 11:36 am	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 11:14 am	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 11:10 am	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 10:35 am	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 10:33 am	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 10:13 am	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 9:47 am	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 9:32 am	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 9:19 am	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 9:11 am	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 8:50 am	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 8:36 am	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 8:31 am	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 7:49 am	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 7:38 am	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 7:36 am	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 7:06 am	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 7:05 am	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 6:35 am	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 6:28 am	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 6:06 am	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 6:00 am	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 5:52 am	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 5:15 am	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 4:54 am	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 4:39 am	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 4:15 am	In-store	HK$39.90	—	—	—	—	Valid
11 Aug 2026, 12:21 am	Official online	HK$39.90	—	—	—	—	out of stock
10 Aug 2026, 12:21 am	Official online	HK$39.90	—	—	—	—	out of stock
9 Aug 2026, 5:38 am	Official online	HK$39.90	—	—	—	—	out of stock
8 Aug 2026, 5:23 am	Official online	HK$39.90	—	—	—	—	Valid

History status: partial2026-08-11 → 2026-08-12