Side by side

HELM KhuraburivsSeiko Prospex Sea

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

Khuraburi
HELMKhuraburi
MSRP $310
Prospex Sea
SeikoProspex Sea
MSRP $795

At a glance

13 of 29 specs differ
Diameter
Khuraburi42mm
Prospex Sea34mm
Power Reserve
Khuraburi40h
Prospex Sea40h
Water Resistance
Khuraburi300m
Prospex Sea200m
MSRP
Khuraburi$310
Prospex Sea$795

Full specifications

Case

5 specs
Diameter
42mm
34mm
Thickness
16mm
8.7mm
Lug-to-Lug
49mm
40.8mm
Lug Width
22mm
16mm
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 and index(es)

Movement

4 specs
Caliber
6N01
Type
Automatic
Quartz
Power Reserve
40h
40h
Jewels
24
25

Pricing

1 specs
MSRP
$310
$795

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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

Owners widely report the HELM Khuraburi is liked, with one owner noting it arrived in perfect condition. Some owners find the HELM Khuraburi to be on the large side. On balance, owners rate the HELM Khuraburi positively for its condition and general appeal, despite some finding it large.

From video reviewers

The HELM Khuraburi offers a rugged, solid build for its price point. Availability is a significant drawback, with the watch being difficult to acquire due to infrequent stock.

Seiko Prospex Sea

Owners widely praise the Seiko Prospex Sea for its excellent value, robust build, and superb lume, with many appreciating its comfortable wearability due to its case shape and lug-to-lug distance. Reviewers consistently highlight its impressive finishing and classic dive watch design, often noting the bright LumiBrite lume. Some owners find the watch to be large, thick, and heavy, while others consider it the perfect size, indicating a split opinion on wearability for smaller wrists. The power reserve from some movements is noted as less than newer variants, and the clasp quality receives mixed feedback. Overall, owners and reviewers rate the Seiko Prospex Sea highly for its exceptional finishing and value proposition in the dive watch market.

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