Side by side
Chronotechna NanoBlackvsSpinnaker Bradner GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
9 of 29 specs differDiameter
NanoBlack42mm
Bradner GMT42mm
Power Reserve
NanoBlack38h
Bradner GMT40h
Water Resistance
NanoBlack100m
Bradner GMT180m
MSRP
NanoBlack—
Bradner GMT$299
Full specifications
Case
5 specsCategory
—
GMT
Thickness
11.65mm
15mm
Lug-to-Lug
47.90mm
50mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
180m
Crystal & Dial
1 specsDial Color
White
Brown
Movement
2 specsCaliber
Sellita SW200-1
Seiko NH34A
Power Reserve
38h
40h
Pricing
1 specsMSRP
—
$299
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