Baltic Prismic StonevsZelos Comet 39
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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Prismic Stone

Comet 39
Diameter
36mm
39mm
Lug-to-Lug
44mm
lowest
45mm
Thickness
9.2mm
7.6mm
lowest
Water Resistance
30m
50m
highest
Power Reserve
50h
n/a
MSRP
$1,404
lowest
$2,499
Movement
La Joux-Perret D100
ETA/Peseux 7001
Case
5 specsCrystal & Dial
3 specsMovement
2 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
The Baltic Prismic Stone is widely praised for its unique and striking natural stone dials, with owners and reviewers highlighting the captivating variations found in materials like bloodstone, pietersite, lapis lazuli, and red agate. The watch's 36mm case, often described as thin and well-finished with a combination of stainless steel and titanium, contributes to its refined retro dress watch appeal. Some owners find the small, recessed crown uncomfortable for winding, and the 30-meter water resistance is noted as delicate. Opinions are split on the Milanese bracelet, with some finding it may not articulate well on smaller wrists. Overall, owners and reviewers consider the Baltic Prismic Stone a value-packed offering, primarily due to its exceptional and unique stone dials at its price point.
The unique natural stone dials are a standout feature of the Baltic Prismic Stone. The slim 9mm case, constructed from stainless steel and Grade 5 titanium, is also a notable aspect. However, some buyers may find the price of €1,300 to be a trade-off, considering the watch's Swiss movement and slim profile may not justify the cost compared to competitors.
Owners widely praise the Zelos Comet 39 for its wearable 39mm size, thin profile under 10mm thanks to its manual-wind Sellita SW215 movement, and its captivating dial with a deep starburst effect. The winding action is described as a joy, and the watch is considered a stunner for its price, blending modern and vintage aesthetics. Some owners note frustration with Zelos's limited production runs leading to quick sell-outs. One owner found the logo childlike, while another experienced strap-rubbing issues with the short lugs, which were resolved with a Milanese bracelet. Overall, owners and reviewers rate the Zelos Comet 39 highly for its excellent value and striking dial design.
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