Side by side

Seiko Prospex SeavsBoldr The Boys

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

Prospex Sea
SeikoProspex Sea
MSRP $900
The Boys
BoldrThe Boys
MSRP $299

At a glance

13 of 29 specs differ
Diameter
Prospex Sea41mm
The Boys38mm
Power Reserve
Prospex Sea70h
The Boys40h
Water Resistance
Prospex Sea200m
The Boys200m
MSRP
Prospex Sea$900
The Boys$299

Full specifications

Case

5 specs
Category
Diver
Tool
Diameter
41mm
38mm
Thickness
12.3mm
12mm
Lug-to-Lug
46.9mm
44mm
Material
Stainless Steel
Titanium

Crystal & Dial

4 specs
Crystal Shape
Curved
Flat
AR Coating
Anti-reflective coating on inner surface
Yes
Dial Color
Black
The Boys' Brigade 90th Anniversary Edition
Lume
LumiBrite on hands, index(es) and bezel
Super-LumiNova

Movement

3 specs
Caliber
6R35
Seiko NH35A
Power Reserve
70h
40h
Jewels
24
25

Pricing

1 specs
MSRP
$900
$299

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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.

Seiko Prospex Sea

Owners widely praise the Seiko Prospex Sea for its excellent lume, robust build, and value, with many highlighting the comfortable 4 o'clock crown and reliable movements. Reviewers note impressive case finishing and attractive dials, with specific models lauded for their gradient blue designs and smooth bezel actions. Accuracy figures vary, with one owner reporting +9 seconds/day after demagnetization, while others find the watches to be good first "proper" watches. Some owners find the stock rubber straps uncomfortable or the overall size substantial on smaller wrists. On balance, owners and reviewers rate the Seiko Prospex Sea highly for its combination of strong dive watch functionality and appealing design at its price point.

Boldr The Boys

Boldr The Boys is praised for its lightweight, durable titanium case, ergonomic lugs, and excellent legibility with strong lume. Owners note the competitive price and good customer service, while reviewers highlight the reliable SII NH35A movement and 200m water resistance. Some owners report that titanium scratches easily and question the brand's history and recognition. On balance, owners and reviewers rate Boldr The Boys highly for its practical features and value at $299.

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