Side by side

Hamilton Ventura S AutovsSpinnaker Bradner GMT

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

Ventura S Auto
HamiltonVentura S Auto
MSRP $1,345
Bradner GMT
SpinnakerBradner GMT
MSRP $299

At a glance

11 of 29 specs differ
Diameter
Ventura S Auto34mm
Bradner GMT42mm
Power Reserve
Ventura S Auto48h
Bradner GMT40h
Water Resistance
Ventura S Auto50m
Bradner GMT180m
MSRP
Ventura S Auto$1,345
Bradner GMT$299

Full specifications

Case

7 specs
Category
Dress
GMT
Diameter
34mm
42mm
Thickness
10.65mm
15mm
Lug-to-Lug
46mm
50mm
Lug Width
16mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
50m
180m

Crystal & Dial

1 specs
Dial Color
Black
Brown

Movement

2 specs
Caliber
C26.101
Seiko NH34A
Power Reserve
48h
40h

Pricing

1 specs
MSRP
$1,345
$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.

Hamilton Ventura S Auto

The Hamilton Ventura S Auto is widely regarded as a conversation-starting, unique, sci-fi-inspired piece with a cool openworked dial. Owners praise its good finishing and find it more versatile for everyday wear than initially expected, with some acknowledging its iconic status. However, the Hamilton Ventura S Auto is also described as expensive for its features, with limited styling versatility and a design that some find polarizing, leading to a novelty that can wear off. Concerns are raised about its 14mm thickness and dial legibility, with some finding the side wings overwhelming for smaller wrists and the case wearing large. On balance, owners and reviewers appreciate the Hamilton Ventura S Auto for its distinctive design and conversation-starting qualities, despite its polarizing aesthetic and price point.

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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