Side by side

Grand Seiko SBGA375vsSpinnaker Hull Titanium Bronze

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

SBGA375
Grand SeikoSBGA375
MSRP $5,600
Hull Titanium Bronze
SpinnakerHull Titanium Bronze
MSRP $425

At a glance

11 of 29 specs differ
Diameter
SBGA37540mm
Hull Titanium Bronze42mm
Power Reserve
SBGA37572h
Hull Titanium Bronze40h
Water Resistance
SBGA375100m
Hull Titanium Bronze100m
MSRP
SBGA375$5,600
Hull Titanium Bronze$425

Full specifications

Case

6 specs
Category
Dress
Diver
Diameter
40mm
42mm
Thickness
12.5mm
15mm
Lug-to-Lug
46.2mm
50mm
Lug Width
19mm
22mm
Material
Stainless Steel
Titanium

Crystal & Dial

1 specs
AR Coating
Yes
Inner

Movement

3 specs
Caliber
9R65
SII NH35A
Type
Spring Drive
Automatic
Power Reserve
72h
40h

Pricing

1 specs
MSRP
$5,600
$425

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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 SBGA375

Grand Seiko SBGA375 owners praise its classic, subtle design and the engineering of its Spring Drive movement, with one noting it "does not fail to deliver what they are known for." The dial offers good legibility, with polished side bevels on the hour markers catching light well. However, one owner scuffed the bezel within a week, and another questioned if a lug was missing. Overall, owners rate the Grand Seiko SBGA375 highly for its refined design and movement engineering, signaling discerning taste.

From video reviewers

The Spring Drive movement's smooth sweep is a key strength. The bracelet's taper and clasp were cited as areas for improvement.

Spinnaker Hull Titanium Bronze

The Spinnaker Hull Titanium Bronze is a sold-out limited edition that has garnered significant interest, with one owner noting its titanium case stands out with a white strap. Owners are split on the watch's value, with one finding it a good purchase at $125 and another questioning the strap's suitability for its 100M water resistance. Some reviewers flag the VK73 movement's limited 60-minute chronograph and a big date window obscured by the chronograph hand, while others praise the handsome design with a textured sandwich dial and comfortable wearability. Lume is described as non-existent by one source. Overall, owners and reviewers are divided on the Spinnaker Hull Titanium Bronze, with praise for its design and wearability tempered by criticism of its movement execution and strap.

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