Side by side

Henry Archer TidevandvsSeiko Prospex Sea

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

Tidevand
Henry ArcherTidevand
MSRP $5,299
Prospex Sea
SeikoProspex Sea
MSRP $795

At a glance

11 of 29 specs differ
Diameter
Tidevand40mm
Prospex Sea34mm
Power Reserve
Tidevand40h
Prospex Sea40h
Water Resistance
Tidevand200m
Prospex Sea200m
MSRP
Tidevand$5,299
Prospex Sea$795

Full specifications

Case

5 specs
Diameter
40mm
34mm
Thickness
10.65mm
8.7mm
Lug-to-Lug
47mm
40.8mm
Lug Width
20mm
16mm
Material
316L Stainless Steel
Stainless Steel

Crystal & Dial

3 specs
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Grey
Black
Lume
None
LumiBrite on hands and index(es)

Movement

2 specs
Caliber
Miyota 9015
6N01
Type
Automatic
Quartz

Pricing

1 specs
MSRP
$5,299
$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.

Henry Archer Tidevand

Owners widely praise the Henry Archer Tidevand for its exceptional finishing, highlighting the contrast between brushing and beveled polished edges, and its spectacular Aventurine dial, which evokes a sense of space. The BGW9 lume is described as "off the charts" and provides strong nighttime visibility, complementing the watch's rugged construction and refined aesthetic. The 40mm case is noted as being thin at 10.65mm, and the watch features a 120-click diver's bezel and 200 meters of water resistance. One owner reported tight bracelet push pins, but Henry Archer's customer service resolved the issue. On balance, owners rate the Henry Archer Tidevand highly for its striking Aventurine dial and robust lume.

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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