Isotope Oracle Time x Isotope Mercury VitreousvsSartory Billard SB04-E
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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.

Oracle Time x Isotope Mercury Vitreous

SB04-E
Diameter
38mm
39.5mm
Lug-to-Lug
n/a
46mm
Thickness
10mm
lowest
10.3mm
Water Resistance
100m
100m
Power Reserve
42h
68h
highest
MSRP
$3,168
lowest
$3,609
Movement
ETA/Peseux 7001
La Joux-Perret G101
Case
3 specsCrystal & Dial
3 specsMovement
4 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
The Isotope Oracle Time x Isotope Mercury Vitreous is widely praised for its unique vitreous enamel dial, with owners highlighting its vibrant color and texture, particularly the orange dial in a black DLC case. The 38mm case size is noted for comfortable wearability. Sources mention the manual-wind ETA/Peseux 7001 movement, which contributes to a thin 10mm case. Some owners find the hand-winding action less refined than anticipated, and a few consider the price high for the movement. Overall, owners and reviewers rate the Isotope Oracle Time x Isotope Mercury Vitreous highly for its distinctive dial and comfortable 38mm wearability.
Owners widely praise the Sartory Billard SB04-E for its impressive and deep dials, with specific mentions of the 12 Soleil pattern and the Exquisite Blue Guilloché appearing to move like water in the light. Reviewers highlight its sensible 39.5mm size and 100m water resistance, noting the overall composition looks more expensive than its price. One owner points out slightly sharp edges on the caseback and suggests a more domed crystal. The watch utilizes the La Joux-Perret G101 automatic movement with a 68-hour power reserve. Overall, owners and reviewers rate the Sartory Billard SB04-E highly for its unique dial work and value proposition.
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