Side by side

Pagani Design PD-1645vsSeiko Prospex Sea

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.

Pagani Design PD-1645

Pagani Design PD-1645 owners praise its value, citing the reliable Seiko NH35A automatic movement and sapphire crystal. The 42mm case offers 100m water resistance and a solid endlink bracelet with screw-in links. However, the lume is widely considered poor, and the stock bracelet is criticized for being jangly and lacking adequate micro-adjustments. On balance, owners view the Pagani Design PD-1645 as a capable beater watch primarily due to its robust movement and construction at an accessible price point.

From video reviewers

The sapphire crystal is a strong point. The value for the price point is also a strong point. No shared weaknesses were identified.

Seiko Prospex Sea

Seiko Prospex Sea models are widely praised for their excellent build quality, value for money, and comfortable wearability, with many appreciating the vintage-inspired designs and robust construction. Owners note the silicone straps are surprisingly comfortable and well-finished, and the Lumibrite lume is excellent. However, some find the 44.3mm size and thickness too large for smaller wrists, though others report the sizing as perfect. The 6R15 movement in some variants offers accuracy around +4 seconds per day with a 50-hour power reserve, while newer movements offer more. Some models are criticized for a bracelet width not matching the case size or a rudimentary clasp for their price point. Overall, owners and reviewers rate the Seiko Prospex Sea highly for its impressive case work and finishing at its price point.

At a glance

12 of 29 specs differ
Diameter
PD-164542mm
Prospex Sea41.3mm
Power Reserve
PD-1645
Prospex Sea72h
Water Resistance
PD-1645100m
Prospex Sea300m
MSRP
PD-1645$123
Prospex Sea$1,100

Full specifications

Case

5 specs
Diameter
42mm
41.3mm
Thickness
12mm
12.5mm
Lug-to-Lug
0mm
48.2mm
Lug Width
0mm
20mm
Water Resistance
100m
300m

Crystal & Dial

2 specs
AR Coating
Yes
Anti-reflective coating on inner surface
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

4 specs
Caliber
6R55
Type
Automatic
Power Reserve
0h
72h
Jewels
0
24

Pricing

1 specs
MSRP
$123
$1,100
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