Side by side

Grand Seiko SLGW004vsSpinnaker Croft Mid-Size Skeleton

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

SLGW004
Grand SeikoSLGW004
MSRP $30,000
Croft Mid-Size Skeleton
SpinnakerCroft Mid-Size Skeleton
MSRP $425

At a glance

13 of 29 specs differ
Diameter
SLGW00438.8mm
Croft Mid-Size Skeleton40mm
Power Reserve
SLGW00480h
Croft Mid-Size Skeleton40h
Water Resistance
SLGW00430m
Croft Mid-Size Skeleton100m
MSRP
SLGW004$30,000
Croft Mid-Size Skeleton$425

Full specifications

Case

7 specs
Category
Dress
Field
Diameter
38.8mm
40mm
Thickness
10.4mm
14mm
Lug-to-Lug
43.7mm
47mm
Lug Width
19mm
20mm
Material
Gold
316L Stainless Steel
Water Resistance
30m
100m

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Dial Color
Black
Dollar Diver

Movement

3 specs
Caliber
9SA4
SII NH38A
Type
Manual
Automatic
Power Reserve
80h
40h

Pricing

1 specs
MSRP
$30,000
$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 SLGW004

The Grand Seiko SLGW004 is praised for its elegant, faithful reissue design and impressive technical execution, featuring a new 9SA4 hi-beat manual-winding movement with an 80-hour power reserve and accuracy of -3/+5 seconds per day. Reviewers highlight the sharp case facets, double-signed dial, and beautifully decorated movement visible through the display caseback, along with an enjoyable winding experience. One reviewer noted a desire for better water resistance and expressed a dislike for the etched sapphire case back. Overall, reviewers rate the Grand Seiko SLGW004 highly for its elegant design and technically impressive movement.

Spinnaker Croft Mid-Size Skeleton

The Spinnaker Croft Mid-Size Skeleton is noted for its 40mm steel case, sapphire crystal, and 150m water resistance. One owner reports strong performance from the TMI NH70 movement at -3 seconds per day, with very nice lume. On balance, owners find the Spinnaker Croft Mid-Size Skeleton to be a pretty nice option, particularly for its movement performance and lume.

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