Side by side

Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited EditionvsLongines CONQUEST HERITAGE CENTRAL POWER RESERVE

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

At a glance

13 of 29 specs differ
Diameter
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition44mm
CONQUEST HERITAGE CENTRAL POWER RESERVE38mm
Power Reserve
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition50h
CONQUEST HERITAGE CENTRAL POWER RESERVE40h
Water Resistance
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition200m
CONQUEST HERITAGE CENTRAL POWER RESERVE50m
MSRP
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition$3,300
CONQUEST HERITAGE CENTRAL POWER RESERVE$4,300

Full specifications

Case

6 specs
Category
Diver
Diameter
44mm
38mm
Thickness
13mm
12.3mm
Lug-to-Lug
49.3mm
45.6mm
Lug Width
20mm
19mm
Water Resistance
200m
50m

Crystal & Dial

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

Movement

3 specs
Caliber
8L35
L896
Power Reserve
50h
40h
Jewels
26
25

Pricing

1 specs
MSRP
$3,300
$4,300

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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 1970 Heritage Diver's Black Series Limited Edition

Owners widely praise the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition for its attractive, well-made design and gorgeous dial, noting its jewel-toned teal color and rippling-water pattern. The bezel action is smooth with a muted sound, and the case and bracelet offer a more comfortable feel than previous iterations. However, multiple owners express disappointment with the accuracy of the 6R movement at its price point, with some noting theirs runs slow, and consider the price too high. The steep rehaut and marker size make the 24-hour numbers difficult to read, and some find the case design makes the watch feel top-heavy despite wearing smaller. Overall, owners rate the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition highly for its striking dial and refined case design, despite concerns regarding movement accuracy at its price.

Longines CONQUEST HERITAGE CENTRAL POWER RESERVE

The Longines Conquest Heritage Central Power Reserve is widely praised for its beautiful, timeless, 1959-inspired dial and unique central power reserve indicator, with owners considering it a top dress watch in its price segment. Reviewers highlight its balanced layout and contemporary 38mm size, while some owners find the short lugs contribute to a comfortable wear. The watch features a modern 72-hour power reserve movement and is priced at $3,800. One reviewer notes the lugs are not curved enough, potentially creating a gap with the strap, though owners report the alligator strap softens with wear and some find the watch slightly chunky. A potential frustration for some owners is the power reserve indicator not always resetting to the same position when fully wound. On balance, owners and reviewers rate the Longines Conquest Heritage Central Power Reserve highly for its handsome vintage aesthetic and unique power reserve complication at an appropriate price.

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