Side by side

Spinnaker Hull California (Olive Oyl Red)vsRZE Fortitude GMT

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
Fortitude GMT
RZEFortitude GMT
MSRP $719

At a glance

13 of 29 specs differ
Diameter
Hull California (Olive Oyl Red)42mm
Fortitude GMT41mm
Power Reserve
Hull California (Olive Oyl Red)40h
Fortitude GMT40h
Water Resistance
Hull California (Olive Oyl Red)100m
Fortitude GMT200m
MSRP
Hull California (Olive Oyl Red)$375
Fortitude GMT$719

Full specifications

Case

7 specs
Category
Diver
GMT
Diameter
42mm
41mm
Thickness
15mm
12mm
Lug-to-Lug
47.5mm
47mm
Lug Width
22mm
20mm
Material
316L Stainless Steel
Grade 5 Titanium
Water Resistance
100m
200m

Crystal & Dial

3 specs
AR Coating
Inner
Underside
Dial Color
Olive Oyl Red
Red
Lume
None
Super-LumiNova BGW9

Movement

2 specs
Caliber
SII NH35A
Miyota 9075
Complications
None
GMT

Pricing

1 specs
MSRP
$375
$719

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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.

RZE Fortitude GMT

The RZE Fortitude GMT is widely praised for its lightweight titanium construction and durable UltraHex coating, offering exceptional value under $700. Owners and reviewers highlight its comfortable wearability, with a bracelet featuring a quick-adjust clasp and multiple micro-adjustment positions. The Miyota 9075 flyer GMT movement is noted for its accuracy, with one owner reporting -1 to +1 seconds per day, though another source states a range of -10/+30 seconds per day. The watch's design is appreciated for its soul and attention to detail, including a subtle red crown tube indicator and faceted lugs, and its Nimbus Grey dial features a coarse, sandpaper-like texture and fumé effect. A reviewer points out the rotor can be loud and a smaller screwdriver is needed for sizing, while an owner found the GMT hand lume confusing. Overall, owners and reviewers rate the RZE Fortitude GMT highly for its comfortable titanium build, durable coating, and excellent value.

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