Side by side

Grand Seiko SBGY002vsSpinnaker Cahill Automatic

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

SBGY002
Grand SeikoSBGY002
MSRP $30,000
Cahill Automatic
SpinnakerCahill Automatic
MSRP $350

At a glance

13 of 29 specs differ
Diameter
SBGY00238.5mm
Cahill Automatic42mm
Power Reserve
SBGY00272h
Cahill Automatic40h
Water Resistance
SBGY00230m
Cahill Automatic200m
MSRP
SBGY002$30,000
Cahill Automatic$350

Full specifications

Case

7 specs
Category
Dress
Diver
Diameter
38.5mm
42mm
Thickness
10.2mm
13.7mm
Lug-to-Lug
43.7mm
51mm
Lug Width
19mm
22mm
Material
Gold
316L Stainless Steel
Water Resistance
30m
200m

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Dial Color
Black
Green

Movement

3 specs
Caliber
9R31
SII NH35A
Type
Spring Drive
Automatic
Power Reserve
72h
40h

Pricing

1 specs
MSRP
$30,000
$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 SBGY002

Owners and reviewers widely praise the Grand Seiko SBGY002 for its impeccable design, finishing, and attention to detail, highlighting its slender 38.5mm case and thin profile for comfortable wear. The Spring Drive movement, calibre 9R31, is noted for its accuracy within one second per day and a 72-hour power reserve, with one owner appreciating the movement's finishing and the watch's overall class and simplicity, preferring the power reserve indicator on the case back. The Snowflake dial's appearance changes with light, often appearing less yellow than expected, and a matte blue strap can make the SBGY002 more casual for daily wear, complementing the seconds hand. The Grand Seiko SBGY002 is considered a home run for its combination of iconic dial and dress case, though its yellow gold construction and price point position it differently than steel alternatives.

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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