Side by side

Grand Seiko SBGA427vsWolbrook Skindiver WT Automatic

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

SBGA427
Grand SeikoSBGA427
MSRP $5,800
Skindiver WT Automatic
WolbrookSkindiver WT Automatic
MSRP $498

At a glance

14 of 29 specs differ
Diameter
SBGA42739mm
Skindiver WT Automatic40mm
Power Reserve
SBGA42772h
Skindiver WT Automatic40h
Water Resistance
SBGA427100m
Skindiver WT Automatic150m
MSRP
SBGA427$5,800
Skindiver WT Automatic$498

Full specifications

Case

7 specs
Category
Dress
GMT
Diameter
39mm
40mm
Thickness
12.3mm
13mm
Lug-to-Lug
46.8mm
Lug Width
19mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
150m

Crystal & Dial

3 specs
Crystal
Sapphire
Domed Sapphire
AR Coating
Yes
Inner
Dial Color
Black
Steel

Movement

3 specs
Caliber
9R65
Miyota 8315
Type
Spring Drive
Automatic
Power Reserve
72h
40h

Pricing

1 specs
MSRP
$5,800
$498

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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.

Wolbrook Skindiver WT Automatic

Owners widely praise the Wolbrook Skindiver WT Automatic for its attractive retro aesthetic, comfortable wearability, and good value, with many highlighting its striking green dial, box sapphire crystal, and well-executed Beads of Rice bracelet. Some reviewers note the Miyota 8315 movement is adjusted to ±15 seconds per day, and one owner found the steel bracelet's finishing did not match the watch as well as the rubber straps. A minority of owners express disappointment with the lume, bezel wobble, and a perceived lack of finishing refinement, with one reviewer ultimately not recommending the watch. Overall, owners rate the Wolbrook Skindiver WT Automatic highly for its vintage charm and comfortable bracelet at the price point.

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