Side by side

HELM Khuraburi TitaniumvsSeiko Prospex Sea Save the Ocean Special Edition

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

Khuraburi Titanium
HELMKhuraburi Titanium
MSRP $375

At a glance

11 of 29 specs differ
Diameter
Khuraburi Titanium42mm
Prospex Sea Save the Ocean Special Edition45mm
Power Reserve
Khuraburi Titanium40h
Prospex Sea Save the Ocean Special Edition41h
Water Resistance
Khuraburi Titanium300m
Prospex Sea Save the Ocean Special Edition200m
MSRP
Khuraburi Titanium$375
Prospex Sea Save the Ocean Special Edition$625

Full specifications

Case

5 specs
Diameter
42mm
45mm
Thickness
16mm
13.2mm
Lug-to-Lug
49mm
47.7mm
Material
Titanium
Stainless Steel
Water Resistance
300m
200m

Crystal & Dial

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

Movement

2 specs
Caliber
4R36
Power Reserve
40h
41h

Pricing

1 specs
MSRP
$375
$625

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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.

HELM Khuraburi Titanium

Owners widely praise the HELM Khuraburi Titanium for its exceptional lume, robust build, and great value, with many noting its lightweight titanium construction and comfortable wearability. The 4 o'clock crown and superb crown action are frequently highlighted as positive attributes. Some owners find the watch's thickness, around 16mm, to be substantial, and one reported the Seiko NH38 movement ran over 40 seconds fast per day, while another criticized the NH35 movement's 40-hour power reserve. On balance, owners rate the HELM Khuraburi Titanium highly for its outstanding lume and impressive build quality at its price point.

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.

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