Side by side
Serica Ref. 8315 Travel ChronometervsFeynman Timekeepers Feynman One
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
Ref. 8315 Travel Chronometer39mm
Feynman One39mm
Power Reserve
Ref. 8315 Travel Chronometer42h
Feynman One—
Water Resistance
Ref. 8315 Travel Chronometer200m
Feynman One50m
MSRP
Ref. 8315 Travel Chronometer$2,479
Feynman One$1,045
Full specifications
Case
4 specsCategory
GMT
—
Thickness
12.3mm
11.5mm
Lug-to-Lug
46.5mm
—
Water Resistance
200m
50m
Crystal & Dial
4 specsCrystal
Sapphire
—
AR Coating
Yes
Inner
Dial Color
GMT - Enamel Black
Sweet Orange
Lume
Super-LumiNova
None
Movement
4 specsCaliber
SOPROD C125 COSC
ETA 7001
Type
Automatic
Manual
Power Reserve
42h
—
Complications
GMT, COSC
None
Pricing
1 specsMSRP
$2,479
$1,045
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