Side by side

Grand Seiko SBGE307vsFormex Stratos UTC

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Grand Seiko SBGE307

The Grand Seiko SBGE307 is praised for its unique "lion's mane" textured ivory dial and angular, modern titanium case featuring Zaratsu polishing. Reviewers highlight the aggressive, claw-shaped lugs and the contrasting hairline finishing, as well as the brownish-red GMT hand as a notable accent. The watch is powered by the 9R66 Spring Drive movement, offering a 72-hour power reserve and accuracy rated at +/- 15 seconds per month by one source, and +/- 1 second per day by another. It is priced at $10,700 USD and offers 200m water resistance. On balance, reviewers find the Grand Seiko SBGE307 to be a striking timepiece distinguished by its textured dial and sharp case finishing.

Formex Stratos UTC

Owners and reviewers widely praise the Formex Stratos UTC for its user-friendly flyer GMT complication, which utilizes pushers for time-zone adjustments, and its slim 11.8mm case. The watch is noted for its intricate, hand-finished case with a multi-layer construction and excellent finishing, along with a unique two-level case design. The Dubois-Depraz module on an ETA 2892 movement is a highlight, with accuracy figures ranging from +/- 5 to +/- 7 seconds per day. However, some find the dial busy with multiple typefaces and the overall design too complex or "plug ugly," with the price near €4000 considered high by some for a newer brand. Overall, owners and reviewers rate the Formex Stratos UTC highly for its innovative GMT functionality and excellent case finishing at its price point.

At a glance

13 of 29 specs differ
Diameter
SBGE30744.5mm
Stratos UTC41mm
Power Reserve
SBGE30772h
Stratos UTC42h
Water Resistance
SBGE307200m
Stratos UTC100m
MSRP
SBGE307$11,500
Stratos UTC$4,663

Full specifications

Case

6 specs
Diameter
44.5mm
41mm
Thickness
14.9mm
11.8mm
Lug-to-Lug
50mm
47mm
Lug Width
23mm
20mm
Material
Titanium
Stainless Steel
Water Resistance
200m
100m

Crystal & Dial

3 specs
AR Coating
Yes
Dial Color
Blue
Lume
None
Super-LumiNova

Movement

3 specs
Caliber
Grand Seiko 9R66
ETA 2892-A2
Type
Spring Drive
Automatic
Power Reserve
72h
42h

Pricing

1 specs
MSRP
$11,500
$4,663
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