Side by side

Seiko Prospex Sea PADI Special EditionvsUndone Basecamp Stealth Steel

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

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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 PADI Special Edition

The Seiko Prospex Sea PADI Special Edition is widely praised for its attractive blue and red PADI colors, rich dial aesthetic, and excellent lume that stands out even in dim environments. Owners highlight its robust build quality and excellent bezel action, noting the wave dial is a favorite. However, the Hardlex crystal and the 4R36 movement's accuracy range of +45 to -35 seconds per day are identified as compromises for the price. Some owners find the diver's extension difficult to open and the bracelet adjustment challenging, though manageable. On balance, owners and reviewers rate the Seiko Prospex Sea PADI Special Edition highly for its build quality and striking dial design at its price point.

Undone Basecamp Stealth Steel

Owners widely praise the Undone Basecamp Stealth Steel for its unique Cali/waffle dial and blacked-out case, with the 40mm size wearing smaller due to short lugs. One owner reports the watch keeping great time, approximately 20 seconds off after a week. The crown's pull-out and push-in action lacks a sharp click, feeling more like pushing into rubber. On balance, owners rate the Undone Basecamp Stealth Steel highly for its distinctive design and wearability at the 40mm size.

At a glance

13 of 29 specs differ
Diameter
Prospex Sea PADI Special Edition41.7mm
Basecamp Stealth Steel40mm
Power Reserve
Prospex Sea PADI Special Edition41h
Basecamp Stealth Steel
Water Resistance
Prospex Sea PADI Special Edition200m
Basecamp Stealth Steel100m
MSRP
Prospex Sea PADI Special Edition$650
Basecamp Stealth Steel$400

Full specifications

Case

6 specs
Category
Diver
Diameter
41.7mm
40mm
Thickness
12.3mm
0mm
Lug-to-Lug
49.5mm
0mm
Lug Width
20mm
0mm
Water Resistance
200m
100m

Crystal & Dial

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

Movement

3 specs
Caliber
Seiko 4R35
Seiko NH34
Power Reserve
41h
Jewels
23
0

Pricing

1 specs
MSRP
$650
$400
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