Marnaut Safe Harbour 100vsYema Navygraf Heritage

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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.

Marnaut Safe Harbour 100 at true scale

Safe Harbour 100

Yema Navygraf Heritage at true scale

Navygraf Heritage

Diameter

39mm

39mm

Lug-to-Lug

45mm

lowest

46mm

Thickness

13mm

10.8mm

lowest

Water Resistance

100m

100m

Power Reserve

41h

n/a

MSRP

$1,042

$990

lowest

Movement

Sellita SW200-1

Sellita SW200-1

Case

4 specs
Thickness
13mm
10.85mm
Lug-to-Lug
45mm
46mm
Lug Width
20mm
19mm
Material
Stainless Steel
316L Stainless Steel

Crystal & Dial

1 specs
Lume
SuperLuminova C3
None

Movement

1 specs
Power Reserve
41h
0h

Pricing

1 specs
MSRP
$1,042
$990
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Reviews

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

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.

Yema Navygraf Heritage

Owners widely praise the Yema Navygraf Heritage for its comfortable 39mm wearability and faithful reissue of a 1970s model, with craftsmanship often noted as better than expected. Some owners highlight its retro look, yellow hands for legibility, and unique case design. However, multiple owners report quality control issues, including bezel free play, misalignment, and crown seating problems. Accuracy figures vary, with one owner noting it runs at +10 to +15 seconds per day, while another regulated theirs after losing 30 seconds per day, though another owner states theirs is accurate. The bezel is described as super tight to turn by one owner, despite having precise 120 clicks. Overall, owners find the Yema Navygraf Heritage a good-looking and quirky watch with notable value for its design and build.

From video reviewers

The 39mm case size and comfortable wearability are consistently praised. The in-house MBP1000 movement is mentioned as a strength by multiple reviewers. Reviewers disagree on the movement's quality, with one suggesting it should not have passed quality control while others highlight it as a positive feature.

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