Side by side

Spinnaker Hull Titanium BronzevsSeiko 5 Sports Field series

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

Hull Titanium Bronze
SpinnakerHull Titanium Bronze
MSRP $425
5 Sports Field series
Seiko5 Sports Field series
MSRP $450

At a glance

13 of 29 specs differ
Diameter
Hull Titanium Bronze42mm
5 Sports Field series39.4mm
Power Reserve
Hull Titanium Bronze40h
5 Sports Field series41h
Water Resistance
Hull Titanium Bronze100m
5 Sports Field series100m
MSRP
Hull Titanium Bronze$425
5 Sports Field series$450

Full specifications

Case

6 specs
Category
Diver
GMT
Diameter
42mm
39.4mm
Thickness
15mm
13.6mm
Lug-to-Lug
50mm
47.9mm
Lug Width
22mm
20mm
Material
Titanium
Stainless Steel

Crystal & Dial

3 specs
Crystal
Sapphire
Hardlex
Crystal Shape
Flat
Curved
Lume
None
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
SII NH35A
4R34
Power Reserve
40h
41h
Jewels
25
24

Pricing

1 specs
MSRP
$425
$450

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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 Titanium Bronze

The Spinnaker Hull Titanium Bronze is a sold-out limited edition that has garnered significant interest, with one owner noting its titanium case stands out with a white strap. Owners are split on the watch's value, with one finding it a good purchase at $125 and another questioning the strap's suitability for its 100M water resistance. Some reviewers flag the VK73 movement's limited 60-minute chronograph and a big date window obscured by the chronograph hand, while others praise the handsome design with a textured sandwich dial and comfortable wearability. Lume is described as non-existent by one source. Overall, owners and reviewers are divided on the Spinnaker Hull Titanium Bronze, with praise for its design and wearability tempered by criticism of its movement execution and strap.

Seiko 5 Sports Field series

The Seiko 5 Sports Field series offers an accessible explorer-style watch with a 41mm stainless steel case, 100m water resistance, and a Hardlex crystal. The Field GMT model features a caller GMT complication powered by the 4R34 movement, while the standard Field models use the 4R36 with a 41-hour power reserve. Both models include Arabic numerals coated in LumiBrite and a lumed pearl on the bezel. On balance, the Seiko 5 Sports Field GMT is a well-regarded entry-level explorer watch for its price point, despite its office-style GMT function.

From video reviewers

The prominent five-sided GMT hand enhances legibility and adds a sophisticated aesthetic to the watch. The Seiko 5 Sports Field series offers similar functionality to the Explorer 2 at a lower price, making it a valuable option. Reviewers disagree on whether it's a missed opportunity for Seiko to release this model first, with one reviewer implying it would have been a more logical addition to their lineup.

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