Available$18934mm

Riley Watch Co.
Riley Studio Moonphase
This watch is available for purchase directly from the brand's website.
A Dress watch, in a round gold case, 33mm, with a gold sunburst dial, stick hands and stick indices, powered by the Miyota GL12.
It is currently available to buy directly from the brand. Against Sternglas's own median price, this reference lands close to the middle, typical for the brand's lineup. Sternglas currently has 146 models under active tracking, this reference among them. It was released in October 2025, one of 9 Sternglas releases in the past 90 days.
Diameter
33mm
Lug to lug
36mm
Between lugs
16mm
Thickness
8mm
Weight
36g
Movement Type
quartz
Movement Name
Miyota GL12
Water resistance
5 bar
Crystal Type
sapphire
Crystal Description
Double-domed sapphire crystal, double anti-reflective coating
In stock and widely available. Scarcity score: 0/100. That puts it in roughly the bottom 10% of the tracked catalog overall. Its scarcity score has fallen about 50 points over the past 302 days. The high point in that window was a score near 74, reached in July 2026. That's in line with Sternglas's catalog overall.
This reference has now stayed in stock for 10 weeks straight, far longer than the 3 weeks this brand's models usually last before selling out.
Worth tracking
Measured · 3 restocks
Currently available with no strong urgency signal either way.
0
November 2025
Scarcity score · today
Demand, sellout velocity, and restock cadence unlock as Chronoscout gathers more market data on this reference.
Last confirmed:
6 availability changes recorded. In-stock windows ranged from 10 days to 121 days. Longest sold-out stretch: 79 days. Last restocked on 7/8/26.
Tracked since 10/30/25 (322 days).
Available7/8/26
71 days straight
March 2026
Today
Sold out · for 80 days4/19/26
Available · for 11 days4/9/26
Sold out · for 13 days3/26/26
10 older transitions back to 10/30/25 are available with Collector. Unlock full history
The latest observed price was $288.68 on 9/17/26.
$288.68 USD9/17/26
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