Side by side
Serica Ref. 8315 Travel ChronometervsTSAO Baltimore OLD BAY Timepiece
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Ref. 8315 Travel Chronometer39mm
OLD BAY Timepiece40mm
Power Reserve
Ref. 8315 Travel Chronometer42h
OLD BAY Timepiece41h
Water Resistance
Ref. 8315 Travel Chronometer200m
OLD BAY Timepiece200m
MSRP
Ref. 8315 Travel Chronometer$2,479
OLD BAY Timepiece$550
Full specifications
Case
4 specsCategory
GMT
—
Diameter
39mm
40mm
Thickness
12.3mm
13.2mm
Lug-to-Lug
46.5mm
46mm
Crystal & Dial
3 specsAR Coating
Yes
Inner
Dial Color
GMT - Enamel Black
—
Lume
Super-LumiNova
None
Movement
3 specsCaliber
SOPROD C125 COSC
Seiko NH38
Power Reserve
42h
41h
Complications
GMT, COSC
None
Pricing
1 specsMSRP
$2,479
$550
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