Side by side

Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited EditionvsSpinnaker Bradner GMT

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

Bradner GMT
SpinnakerBradner GMT
MSRP $299

At a glance

15 of 29 specs differ
Diameter
Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition39.5mm
Bradner GMT42mm
Power Reserve
Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition72h
Bradner GMT40h
Water Resistance
Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition200m
Bradner GMT180m
MSRP
Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition$1,150
Bradner GMT$299

Full specifications

Case

7 specs
Category
Chronograph
GMT
Diameter
39.5mm
42mm
Thickness
12mm
15mm
Lug-to-Lug
44.5mm
50mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
180m

Crystal & Dial

4 specs
Crystal Shape
Curved
Flat
AR Coating
Anti-reflective coating on inner surface
Inner
Dial Color
Black
Brown
Lume
LumiBrite on hands and index(es)
None

Movement

3 specs
Caliber
6R55
Seiko NH34A
Power Reserve
72h
40h
Jewels
24
25

Pricing

1 specs
MSRP
$1,150
$299

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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.

Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition

The Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition is praised for its vintage racing concept, applied markers, and dial that shifts from cream to silver with orange accents. Owners appreciate the Datsun logo, dual crowns, and internal countdown bezel, with some noting Seiko's finishing is top-notch. However, some find the dial text cluttered, particularly "automatic 3 days," and consider the price point too high. The watch features a 42mm black-coated stainless steel case, an external tachymeter bezel, and Seiko's 8R48 automatic chronograph movement with a 45-hour power reserve. On balance, owners rate the Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition well for its unique vintage concept and quality finishing, though price remains a point of contention for some.

Spinnaker Bradner GMT

The Spinnaker Bradner GMT is praised for its awesome lume and comfortable wearability, with one owner noting the rubber strap is very comfortable and the beads of rice bracelet fits well on smaller wrists. Some find its 15mm thickness and bold colorway may not appeal to everyone, and one owner views it as more of a casual GMT with tool-watch styling than a diver. Overall, owners rate the Spinnaker Bradner GMT highly for its value and comfortable wearability.

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