Side by side

Seiko Prospex Sea Save the Ocean Special EditionvsHELM Togiak Expedition UTC

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

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 Save the Ocean Special Edition

The Seiko Prospex Sea Save the Ocean Special Edition is widely praised for its attractive, unique, and textured dials, often described as having a "Grand Seiko feel" at a more accessible price point, with specific mentions of wave patterns, lagoon hues, and manta ray motifs. Owners appreciate the smooth bezel operation and satisfactory lume. Accuracy figures vary, with one owner reporting +5 seconds per day, while another notes a range from +1/+2 to about -6 seconds per day. The 6R35 movement offers a 70-hour power reserve, and some models feature sapphire crystals. Criticisms include a desire for exhibition casebacks and concerns about the quality and security of the stamped metal clasps and bracelets, which are frequently described as rattly or underwhelming, though this is noted as a common Seiko trait. Some owners are split on the number of Save the Ocean variations and dislike the cyclops magnifier.

HELM Togiak Expedition UTC

The HELM Togiak Expedition UTC is widely praised for its unique design and excellent lume, with owners appreciating its lightweight titanium case and 200m ISO 6425 capability. Some owners note that its 42mm diameter wears smaller than expected, while others find the size and weight potentially unsuitable for smaller wrists, and the stock bracelet or strap uncomfortable. On balance, owners rate the HELM Togiak Expedition UTC highly for its distinctive design and robust build at its price point.

At a glance

12 of 29 specs differ
Diameter
Prospex Sea Save the Ocean Special Edition45mm
Togiak Expedition UTC42mm
Power Reserve
Prospex Sea Save the Ocean Special Edition41h
Togiak Expedition UTC40h
Water Resistance
Prospex Sea Save the Ocean Special Edition200m
Togiak Expedition UTC200m
MSRP
Prospex Sea Save the Ocean Special Edition$625
Togiak Expedition UTC$380

Full specifications

Case

5 specs
Category
Diver
GMT
Diameter
45mm
42mm
Thickness
13.2mm
14mm
Lug-to-Lug
47.7mm
49mm
Material
Stainless Steel
Titanium

Crystal & Dial

3 specs
AR Coating
Anti-reflective coating on inner surface
Yes
Dial Color
Black
Lume
LumiBrite on hands, index(es) and bezel
Super-LumiNova

Movement

3 specs
Caliber
4R36
Seiko Instruments NH34
Power Reserve
41h
40h
Complications
None
GMT, Date

Pricing

1 specs
MSRP
$625
$380
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