Side by side

Grand Seiko SLGW007vsSpinnaker Cahill Automatic

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

SLGW007
Grand SeikoSLGW007
MSRP $10,000
Cahill Automatic
SpinnakerCahill Automatic
MSRP $350

At a glance

13 of 29 specs differ
Diameter
SLGW00738.6mm
Cahill Automatic42mm
Power Reserve
SLGW00780h
Cahill Automatic40h
Water Resistance
SLGW00730m
Cahill Automatic200m
MSRP
SLGW007$10,000
Cahill Automatic$350

Full specifications

Case

7 specs
Category
Dress
Diver
Diameter
38.6mm
42mm
Thickness
9.95mm
13.7mm
Lug-to-Lug
45mm
51mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
30m
200m

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Dial Color
Black
Green

Movement

3 specs
Caliber
9SA4
SII NH35A
Type
Manual
Automatic
Power Reserve
80h
40h

Pricing

1 specs
MSRP
$10,000
$350

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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 SLGW007

Grand Seiko SLGW007 owners and reviewers praise its compact 38.6mm x 9.95mm Evolution 9 case and the textured "Moonlit Birch" dial, described as moody, elegant, and captivating. The technically credible 9SA4 hand-wound movement with an 80-hour power reserve is also highlighted. Its 30m water resistance and lack of lume are noted as appropriate for a dress watch. Overall, owners and reviewers rate the Grand Seiko SLGW007 highly for its refined case, captivating dial, and updated movement.

Spinnaker Cahill Automatic

Owners widely praise the Spinnaker Cahill Automatic for its attractive vintage-inspired design, comfortable wearability on smaller wrists, and good timekeeping, with one owner specifically noting the large "maxi" indices and NATO strap as highlights. However, some find the lume application uneven and note the use of a mineral crystal. A significant concern raised by one owner is a report of internal component failures and a perceived lack of quality control within the brand. On balance, the Spinnaker Cahill Automatic is well-regarded by owners for its style and value, particularly at specific price points, despite some noted manufacturing inconsistencies.

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