Side by side

Grand Seiko SBGD201vsSpinnaker Cahill Automatic

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

SBGD201
Grand SeikoSBGD201
Cahill Automatic
SpinnakerCahill Automatic
MSRP $350

At a glance

12 of 29 specs differ
Diameter
SBGD20143mm
Cahill Automatic42mm
Power Reserve
SBGD201192h
Cahill Automatic40h
Water Resistance
SBGD201100m
Cahill Automatic200m
MSRP
SBGD201
Cahill Automatic$350

Full specifications

Case

6 specs
Category
Dress
Diver
Diameter
43mm
42mm
Thickness
13.2mm
13.7mm
Lug-to-Lug
51.8mm
51mm
Material
Platinum
316L Stainless Steel
Water Resistance
100m
200m

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Dial Color
Black
Green

Movement

3 specs
Caliber
9R01
SII NH35A
Type
Spring Drive
Automatic
Power Reserve
192h
40h

Pricing

1 specs
MSRP
$350

Follow this matchup

Get a note when Grand Seiko SBGD201 vs Spinnaker Cahill Automatic gets more votes, a community discussion, or a price drop. No account needed.

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 SBGD201

Grand Seiko SBGD201 owners and reviewers praise its stellar platinum case with Zaratsu polishing and diamond-dust dial, with one reviewer calling it the most beautiful Grand Seiko they have seen. Its Spring Drive caliber 9R01 movement offers an 8-day power reserve from three barrels. While some find the 43mm size too large for its design, others find the 168-gram platinum case comfortable despite its heft. Some community members note the movement finishing is simplistic for its price point and would prefer the artistic finesse of higher-end alternatives. On balance, enthusiasts and reviewers highly regard the Grand Seiko SBGD201 for its exquisite finishing and impressive technical specifications at its price.

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.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.