Side by side

Bremont Supermarine ChronovsGrand Seiko SLGA015

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

Supermarine Chrono
BremontSupermarine Chrono
MSRP $6,850
SLGA015
Grand SeikoSLGA015
MSRP $12,600

At a glance

12 of 29 specs differ
Diameter
Supermarine Chrono43mm
SLGA01543.8mm
Power Reserve
Supermarine Chrono40h
SLGA015120h
Water Resistance
Supermarine Chrono300m
SLGA015200m
MSRP
Supermarine Chrono$6,850
SLGA015$12,600

Full specifications

Case

7 specs
Category
Chronograph
Diver
Diameter
43mm
43.8mm
Thickness
15.87mm
13.8mm
Lug-to-Lug
51.5mm
Lug Width
22mm
23mm
Material
Stainless Steel (DLC coated)
Titanium
Water Resistance
300m
200m

Crystal & Dial

1 specs
AR Coating
Inner
Yes

Movement

3 specs
Caliber
BE-50AE
9RA5
Type
Automatic
Spring Drive
Power Reserve
40h
120h

Pricing

1 specs
MSRP
$6,850
$12,600

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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.

Bremont Supermarine Chrono

The Bremont Supermarine Chrono's black dial and understated bezel markings allow it to transition effectively from rugged use to evening events. On balance, owners and reviewers find the Bremont Supermarine Chrono to be a handsome and functional watch, with its versatile dial design being a key strength.

Grand Seiko SLGA015

The Grand Seiko SLGA015 is widely praised for its exceptional accuracy, with owners reporting performance far exceeding the stated 10 seconds per month. The Spring Drive movement's smooth sweep and 5-day power reserve are also noted strengths, as is the lighter titanium case construction. However, some owners find the bracelet extension non-intuitive, and one noted the clasp scratched easily. The watch features a nature-inspired, wave-like dial texture. Overall, owners rate the Grand Seiko SLGA015 highly for its impressive accuracy and quality construction.

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