Side by side

Seiko Prospex SeavsTissot Rockwatch

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

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.

Tissot Rockwatch

The Tissot Rockwatch is widely praised for its innovative use of solid Swiss granite for the case and dial, with each piece featuring a unique pattern derived from materials like the Jungfrau mountain. Reviewers highlight its quirky charm, tactile experience, and historical significance as a business success for Tissot during a difficult period. The 38mm case size and short lug-to-lug measurement contribute to its wearability. However, the included black leather strap is considered decent at best and could be improved. Overall, reviewers celebrate the Tissot Rockwatch for its unique material, historical importance, and distinctive aesthetic.

At a glance

13 of 29 specs differ
Diameter
Prospex Sea34mm
Rockwatch38mm
Power Reserve
Prospex Sea
Rockwatch
Water Resistance
Prospex Sea200m
Rockwatch
MSRP
Prospex Sea$795
Rockwatch$1,225

Full specifications

Case

7 specs
Category
Diver
Sport
Diameter
34mm
38mm
Thickness
8.7mm
8.6mm
Lug-to-Lug
40.8mm
38mm
Lug Width
16mm
9mm
Material
Stainless Steel
Stone
Water Resistance
200m

Crystal & Dial

4 specs
Crystal Shape
Domed
AR Coating
Anti-reflective coating on inner surface
Yes
Dial Color
No dial
Lume
LumiBrite on hands and index(es)
None

Movement

1 specs
Caliber
6N01

Pricing

1 specs
MSRP
$795
$1,225
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