Side by side

Seiko Prospex SeavsHELM Vanuatu

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

Prospex Sea
SeikoProspex Sea
MSRP $1,500
Vanuatu
HELMVanuatu
MSRP $285

At a glance

11 of 29 specs differ
Diameter
Prospex Sea43.5mm
Vanuatu42mm
Power Reserve
Prospex Sea70h
Vanuatu40h
Water Resistance
Prospex Sea200m
Vanuatu300m
MSRP
Prospex Sea$1,500
Vanuatu$285

Full specifications

Case

5 specs
Diameter
43.5mm
42mm
Thickness
13.3mm
14mm
Lug-to-Lug
51mm
50mm
Material
Titanium
Stainless Steel
Water Resistance
200m
300m

Crystal & Dial

2 specs
AR Coating
Anti-reflective coating on inner surface
Yes
Lume
LumiBrite on hands and index(es)
Super-LumiNova

Movement

3 specs
Caliber
6R35
Seiko Instruments NH35
Power Reserve
70h
40h
Complications
None
Date

Pricing

1 specs
MSRP
$1,500
$285

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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 Sea

Seiko Prospex Sea owners and reviewers praise its Marinemaster-style aesthetic, excellent case finishing, and impressive LumiBrite lume. The watch is powered by the 6R15 movement with a 50-hour power reserve and comes with both a steel bracelet and a silicone strap. Some owners find the Seiko Prospex Sea to be a great value and a suitable first "proper" watch, while others report it is uncomfortably big, thick, and heavy on smaller wrists. Reviewers note the GMT function is secondary with a less prominent scale, and the bezel's quieter clicks may not appeal to all. On balance, owners and reviewers rate the Seiko Prospex Sea highly for its classic design and finishing at its price point.

HELM Vanuatu

Owners widely praise the HELM Vanuatu for its exceptional comfort, with the titanium bracelet frequently cited as "uber-comfortable" and the watch itself being less overbearing on the wrist than comparable dive watches. Reviewers note its great bezel action and overall quality, with one owner finding the purchase satisfactory despite a nearly two-year wait. On balance, owners rate the HELM Vanuatu highly for its wearability and solid build at the price.

From video reviewers

The case finishing is consistently praised. The bracelet is noted as having significant rattle.

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