Side by side

Spinnaker Hull California (Olive Oyl Red)vsGrand Seiko SBGN027

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

Hull California (Olive Oyl Red)
SpinnakerHull California (Olive Oyl Red)
MSRP $375
SBGN027
Grand SeikoSBGN027
MSRP $3,700

At a glance

12 of 29 specs differ
Diameter
Hull California (Olive Oyl Red)42mm
SBGN02739mm
Power Reserve
Hull California (Olive Oyl Red)40h
SBGN02740h
Water Resistance
Hull California (Olive Oyl Red)100m
SBGN027200m
MSRP
Hull California (Olive Oyl Red)$375
SBGN027$3,700

Full specifications

Case

7 specs
Category
Diver
GMT
Diameter
42mm
39mm
Thickness
15mm
12.3mm
Lug-to-Lug
47.5mm
45.9mm
Lug Width
22mm
19mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
100m
200m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Dial Color
Olive Oyl Red
Black

Movement

2 specs
Caliber
SII NH35A
9F86
Type
Automatic
Quartz

Pricing

1 specs
MSRP
$375
$3,700

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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.

Spinnaker Hull California (Olive Oyl Red)

Owners widely praise the Spinnaker Hull California (Olive Oyl Red)'s polished case finish and textured dial, with one owner finding its jubilee bracelet superior to Seiko's. Some find the 24-hour subdial functionally illogical and visually unappealing, while others prefer a smoother dial texture over the current finish. On balance, owners value the Spinnaker Hull California (Olive Oyl Red) for its striking dial and high-quality bracelet at its price point.

Grand Seiko SBGN027

Owners widely praise the Grand Seiko SBGN027 for its exceptional Zaratsu polishing, compact 39mm size, and versatile monochrome aesthetic, noting its thin profile and suitability as a grab-and-go watch. The 9F quartz movement delivers highly accurate timekeeping, with one owner reporting +/- 10 seconds per year. However, some find the lume limited, the bracelet lacks micro-adjustments, and the GMT hand can be easily mistaken for the minute hand. One owner reported a black index on the bezel disappearing after a couple of months. On balance, owners rate the Grand Seiko SBGN027 highly for its premium finishing and accurate HAQ GMT movement in a wearable size.

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