Side by side

Grand Seiko SBGA427vsSpinnaker Wreck Automatic

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

SBGA427
Grand SeikoSBGA427
MSRP $5,800
Wreck Automatic
SpinnakerWreck Automatic
MSRP $189

At a glance

12 of 29 specs differ
Diameter
SBGA42739mm
Wreck Automatic44mm
Power Reserve
SBGA42772h
Wreck Automatic40h
Water Resistance
SBGA427100m
Wreck Automatic200m
MSRP
SBGA427$5,800
Wreck Automatic$189

Full specifications

Case

7 specs
Category
Dress
Diver
Diameter
39mm
44mm
Thickness
12.3mm
14mm
Lug-to-Lug
46.8mm
50mm
Lug Width
19mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
200m

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
$5,800
$189

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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 SBGA427

Grand Seiko SBGA427 owners widely praise its extensive Zaratsu polishing and the "hall of mirrors" effect created by its diamond-cut indexes, complemented by a subtle, reeded dial and a striking green seconds hand. The 39mm case is noted for its comfortable, tapered bracelet, and the 9R65 Spring Drive movement is visible through the caseback. Some owners report the highly polished Zaratsu finish is prone to scuffs and scratches, with one mentioning a scratch near 1 o'clock. The Grand Seiko SBGA427 sold for $3750. Overall, owners rate the Grand Seiko SBGA427 highly for its exceptional finishing and the unique visual appeal of its dial and indexes.

Spinnaker Wreck Automatic

The Spinnaker Wreck Automatic is widely praised for its exceptional value, featuring a distressed finish on its aluminum bezel and etched dial. Owners consistently highlight the excellent bezel and crown action, with one owner noting it surpasses that of many higher-end watches. The 43mm steel case is water-resistant to 100 meters and houses a Seiko NH-35 automatic movement with a 42-hour power reserve. Overall, owners rate the Spinnaker Wreck Automatic highly for its impressive build quality and tactile feel at its price point.

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