Blancpain BathyscaphevsMarnaut Safe Harbour 100

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Blancpain Bathyscaphe at true scale

Bathyscaphe

Marnaut Safe Harbour 100 at true scale

Safe Harbour 100

Diameter

38mm

39mm

Lug-to-Lug

n/a

45mm

Thickness

10.8mm

lowest

13mm

Water Resistance

300m

highest

100m

Power Reserve

100h

highest

41h

MSRP

$12,500

$1,042

lowest

Movement

1150

Sellita SW200-1

Case

7 specs
Diameter
38mm
39mm
Thickness
10.8mm
13mm
Lug-to-Lug
n/a
45mm
Lug Width
n/a
20mm
Material
Steel
Stainless Steel
Finish
Steel
n/a
Water Resistance
300m
100m

Crystal & Dial

2 specs
Dial Color
n/a
Black
Lume
None
SuperLuminova C3

Movement

2 specs
Caliber
1150
Sellita SW200-1
Power Reserve
100h
41h

Pricing

1 specs
MSRP
$12,500
$1,042
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Reviews

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Blancpain Bathyscaphe

Owners widely praise the Blancpain Bathyscaphe's understated, luxurious design that plays with light and its comfortable wearability, with one owner noting it feels more premium than other popular dive watches. Reviewers and owners alike appreciate its quiet quality and minimal dial text, though some find the aesthetic underwhelming or question its value proposition given the price. One owner notes exceptional accuracy at +0.1 seconds per day. Criticisms include a minute hand that does not reach the minute track, a bezel that can feel cheap or be difficult to turn underwater, and potential issues with hand alignment and internal finishing on some examples. Overall, owners and reviewers rate the Blancpain Bathyscaphe highly for its luxurious, under-the-radar design and comfortable wearability, despite some criticisms regarding finishing and value.

Marnaut Safe Harbour 100

Owners widely praise the Marnaut Safe Harbour 100 for its value at EUR 549, noting the 2-year warranty and Italian leather strap. Reviewers highlight its divisive but fresh sea urchin-inspired dial and 39mm GADA-friendly case size, though one reviewer found the handset could get lost on the busy dial. The tonneau case, despite a 13.2mm thickness, wears well due to its curved mid-case and domed sapphire crystal. On balance, owners and reviewers rate the Marnaut Safe Harbour 100 highly for its unique design and strong value proposition within the microbrand segment.