BERNY Compressor-style Diver V4 AM439MvsSternglas Marus
lug2lug doesn't sell watches. Buy links open the brand's or seller's own site. Some links are affiliate links: lug2lug may earn a commission at no extra cost to you. Disclosures
Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Compressor-style Diver V4 AM439M

Marus
Diameter
42mm
42mm
Lug-to-Lug
48mm
lowest
53.8mm
Thickness
13.5mm
lowest
14mm
Water Resistance
200m
200m
Power Reserve
n/a
42h
MSRP
$143
lowest
$485
Movement
Miyota 8215
Miyota 8215
Case
4 specsCrystal & Dial
2 specsMovement
2 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the BERNY BERNY-Men Automatic Compressor-style Diver Watch V4-AM439M for its exceptional value, with one owner calling it a "no-brainer" at $70 and another highlighting its $85-$100 price range as a good opportunity for Chinese sellers. The watch is noted for its appealing compressor style, sapphire crystal with excellent AR coating, and good lume. The Miyota 8215 automatic movement, 200m water resistance, and 42mm case are confirmed specifications. One owner reports the second crown operates the inner bezel. Overall, owners rate the BERNY BERNY-Men Automatic Compressor-style Diver Watch V4-AM439M highly for its impressive value and solid build quality at the price point.
Owners widely praise the Sternglas Marus for its exceptionally well-built feel and bezel action, described as the best in its price range with a satisfying click and no play. Despite its 42mm diameter and 52mm lug-to-lug, the watch fits surprisingly well even on slim wrists, offering a substantial presence. The Sternglas Marus is considered an affordable and fun starting point for a watch collection.
Similar watches
Matched to the watches above on size, movement, style and price, microbrands first. Open any one to dig in.
Also compared
Comparisons nearby in the catalog: alternatives to the watches above paired against the matchup.







