Chronotechna NanoBlackvsOcean to Orbit Base Camp

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NanoBlack
ChronotechnaNanoBlack

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Base Camp
Ocean to OrbitBase Camp

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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.

Chronotechna NanoBlack at true scale

NanoBlack

Ocean to Orbit Base Camp at true scale

Base Camp

Diameter

42mm

40mm

Lug-to-Lug

47.9mm

47mm

lowest

Thickness

11.7mm

11.5mm

lowest

Water Resistance

100m

100m

Power Reserve

38h

41h

highest

Movement

Sellita SW200-1

Sellita SW200-1

Case

5 specs
Diameter
42mm
40mm
Thickness
11.65mm
11.5mm
Lug-to-Lug
47.9mm
47mm
Lug Width
22mm
20mm
Material
Stainless Steel
Titanium

Crystal & Dial

1 specs
Dial Color
White
Grey

Movement

1 specs
Power Reserve
38h
41h
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