Side by side

Formex Reef GMTvsGrand Seiko SBGR261

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

Reef GMT
FormexReef GMT
MSRP $2,235
SBGR261
Grand SeikoSBGR261
MSRP $4,900
What people say

Owners + reviewers, side by side

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

Formex Reef GMT

The Formex Reef GMT is widely praised for its unique porthole case shape, COSC-certified Sellita SW330-2 movement with good finishing, and comfortable quick-release bracelet with on-the-fly micro-adjustment. Reviewers note its robust construction, impressive specifications, and strong value proposition, with a slim 11.4mm profile accommodating 300m water resistance and an exhibition caseback. However, owners widely report the 53mm lug-to-lug span with male endlinks makes it too large for smaller wrists. Some find the bezel action stiff and potentially slippery, and a reviewer desired sharper finishing and edges, deeming the aesthetic too modernist. The GMT variant sacrifices a timing bezel unless swapped, and one owner notes sharp edges on the crown and crown guard. Overall, owners and reviewers highly rate the Formex Reef GMT for its exceptional value and well-executed features, particularly its bracelet system and COSC-certified movement.

From video reviewers

The watch features a COSC-certified SW330-2 GMT movement, which is visible through a sapphire crystal display case back and beautifully decorated. The watch's water-resistance of up to 300m/1000ft is a notable feature. The 42mm diameter may be too large for smaller wrists.

Grand Seiko SBGR261

Grand Seiko SBGR261 owners praise its perfect 39.5mm dimensions, beautiful cream lacquered dial with a silver date disc, and blued second hand, noting the excellent finishing for its price point and its suitability for formal events. Some find the design too safe and the cream dial with leather strap less appealing, while others flag its over 13mm thickness as too tall for a dress watch. The movement finishing is described as rudimentary, though the 9S65 automatic is considered well-made and a terrific value. Overall, owners rate the Grand Seiko SBGR261 highly for its classic design and excellent finishing at its price.

At a glance

11 of 29 specs differ
Diameter
Reef GMT42mm
SBGR26139.5mm
Power Reserve
Reef GMT56h
SBGR26172h
Water Resistance
Reef GMT300m
SBGR26130m
MSRP
Reef GMT$2,235
SBGR261$4,900

Full specifications

Case

6 specs
Category
GMT
Dress
Diameter
42mm
39.5mm
Thickness
11.4mm
13.1mm
Lug-to-Lug
47mm
46.9mm
Lug Width
22mm
19mm
Water Resistance
300m
30m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Lume
Super-LumiNova
None

Movement

2 specs
Caliber
Sellita SW330-2
9S65
Power Reserve
56h
72h

Pricing

1 specs
MSRP
$2,235
$4,900
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