Side by side

Seiko Prospex SeavsHELM Vanuatu Titanium

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

Prospex Sea
SeikoProspex Sea
MSRP $900
Vanuatu Titanium
HELMVanuatu Titanium
MSRP $350

At a glance

13 of 29 specs differ
Diameter
Prospex Sea41mm
Vanuatu Titanium42mm
Power Reserve
Prospex Sea70h
Vanuatu Titanium40h
Water Resistance
Prospex Sea200m
Vanuatu Titanium300m
MSRP
Prospex Sea$900
Vanuatu Titanium$350

Full specifications

Case

6 specs
Diameter
41mm
42mm
Thickness
12.3mm
14mm
Lug-to-Lug
46.9mm
50mm
Lug Width
20mm
22mm
Material
Stainless Steel
Titanium
Water Resistance
200m
300m

Crystal & Dial

3 specs
Crystal Shape
Curved
Flat
AR Coating
Anti-reflective coating on inner surface
Yes
Lume
LumiBrite on hands, index(es) and bezel
Super-LumiNova

Movement

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

Pricing

1 specs
MSRP
$900
$350

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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

Owners widely praise the Seiko Prospex Sea for its excellent lume, robust build, and value, with many highlighting the comfortable 4 o'clock crown and reliable movements. Reviewers note impressive case finishing and attractive dials, with specific models lauded for their gradient blue designs and smooth bezel actions. Accuracy figures vary, with one owner reporting +9 seconds/day after demagnetization, while others find the watches to be good first "proper" watches. Some owners find the stock rubber straps uncomfortable or the overall size substantial on smaller wrists. On balance, owners and reviewers rate the Seiko Prospex Sea highly for its combination of strong dive watch functionality and appealing design at its price point.

HELM Vanuatu Titanium

The HELM Vanuatu Titanium is widely praised by owners for its lightweight titanium construction, brushed gunmetal finish, simple design, legible hands and markers, and excellent lume, offering significant value at $300. Owners note the watch looks good in person and express enthusiasm for their existing Vanuatu Ti models. Some owners wish for Miyota 9x movements in place of the NH series. The unhardened titanium scratches easily, and the 42mm case may be too large for smaller wrists. A significant drawback is the long waiting list. On balance, owners rate the HELM Vanuatu Titanium highly for its lightweight titanium build and excellent lume at the price point.

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