Side by side

Henry Archer ArkonavsSeiko Prospex Sea

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

Arkona
Henry ArcherArkona
MSRP $4,999
Prospex Sea
SeikoProspex Sea
MSRP $595

At a glance

11 of 29 specs differ
Diameter
Arkona40mm
Prospex Sea41.7mm
Power Reserve
Arkona40h
Prospex Sea41h
Water Resistance
Arkona200m
Prospex Sea200m
MSRP
Arkona$4,999
Prospex Sea$595

Full specifications

Case

4 specs
Diameter
40mm
41.7mm
Thickness
11.5mm
12.3mm
Lug-to-Lug
47mm
49.5mm
Material
316L Stainless Steel
Stainless Steel

Crystal & Dial

3 specs
Crystal
Sapphire
Hardlex
Dial Color
Sylva
Black
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Miyota 9015
4R35
Power Reserve
40h
41h
Jewels
25
23

Pricing

1 specs
MSRP
$4,999
$595

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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.

Henry Archer Arkona

Owners widely praise the Henry Archer Arkona for its dial, overall build quality, and value, with one owner calling it a "thing of beauty" and another a "shockingly good value for the price." The lume is noted as killer, and the 40mm case wears smaller. However, some owners find the guilloche dial standard and similar to other brands, and one commenter feels the brand sticks too closely to a "bling Explorer" niche. One owner found the bracelet detracted from the dial, preferring a rubber strap, and another noted the bracelet tapers to 16mm, which felt narrower than preferred. On balance, owners rate the Henry Archer Arkona highly for its dial aesthetics and perceived value.

Seiko Prospex Sea

Owners and reviewers widely praise the Seiko Prospex Sea for its excellent value, robust build, and superior lume, with many noting its comfortable wearability and faithful design recreations. Some owners report the watch can feel big, thick, and heavy on smaller wrists, while others find the sizing perfect. The bezel action is frequently highlighted as smooth and precise, often exceeding that of less expensive models. On balance, owners and reviewers rate the Seiko Prospex Sea highly for its impressive finishing and value proposition.

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