Side by side

Sternglas Berlin AutomatikvsSeiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition

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

Berlin Automatik
SternglasBerlin Automatik
MSRP $485

At a glance

13 of 29 specs differ
Diameter
Berlin Automatik38mm
Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition42.7mm
Power Reserve
Berlin Automatik42h
Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition70h
Water Resistance
Berlin Automatik50m
Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition200m
MSRP
Berlin Automatik$485
Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition$1,350

Full specifications

Case

5 specs
Category
Dress
Diver
Diameter
38mm
42.7mm
Thickness
12mm
13.2mm
Lug-to-Lug
43mm
46.4mm
Water Resistance
50m
200m

Crystal & Dial

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

Movement

3 specs
Caliber
Miyota 8215
6R35
Power Reserve
42h
70h
Jewels
24

Pricing

1 specs
MSRP
$485
$1,350

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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.

Sternglas Berlin Automatik

Owners widely praise the Sternglas Berlin Automatik for its handsome, clean dial and a 38mm size that fits smaller wrists well, making it a comfortable daily wearer. The case is described as solid and well-finished. However, the Miyota 8205 movement is noted as reliable but noticeably loud, and the exhibition caseback is unadorned. Some owners find the watch too simple and question the value, citing basic movement and strap choices for the price, with a few feeling the proportions and day/date complication are off. Overall, owners appreciate the Sternglas Berlin Automatik for its classic design and wearability, though some debate its value proposition.

Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition

The Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition is praised for its beautiful design and refinement over previous models, featuring vertically textured glacier-inspired dials. Owners, however, consider the €1500 RRP too high, suggesting a price closer to €900-€1000, noting the aluminum bezel insert instead of ceramic. Some owners report the 6R movement runs slow. On balance, owners find the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition beautiful and a refinement, but the price and aluminum bezel are points of contention.

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