Side by side

Resco Blackout Manus Quartz Custom (C15, DLC)vsSeiko 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.

Resco Blackout Manus Quartz Custom (C15, DLC)

Owners praise the Resco Blackout Manus Quartz Custom (C15, DLC) for its quartz chronograph functionality and visually appealing white dial. Some owners note that while the watch offers good quality, it is considered pricey for a quartz movement, with one commenter questioning the brand's value proposition. On balance, owners appreciate the Resco Blackout Manus Quartz Custom (C15, DLC) for its functional chronograph and aesthetics, though some express reservations about its price point for a quartz-powered timepiece.

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.

At a glance

12 of 29 specs differ
Diameter
Blackout Manus Quartz Custom (C15, DLC)42mm
Prospex Sea41mm
Power Reserve
Blackout Manus Quartz Custom (C15, DLC)40h
Prospex Sea70h
Water Resistance
Blackout Manus Quartz Custom (C15, DLC)200m
Prospex Sea200m
MSRP
Blackout Manus Quartz Custom (C15, DLC)$1,185
Prospex Sea$900

Full specifications

Case

4 specs
Category
Diver
Diameter
42mm
41mm
Thickness
13mm
12.3mm
Lug-to-Lug
46mm
46.9mm

Crystal & Dial

3 specs
Crystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

4 specs
Caliber
Seiko 6R35
Type
Quartz
Automatic
Power Reserve
40h
70h
Jewels
25
24

Pricing

1 specs
MSRP
$1,185
$900
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