Side by side

Sinn 103 St Ty HdvsSerket Watch Co Reef X Diver

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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103 St Ty Hd
Sinn103 St Ty Hd
MSRP $2,797
Reef X Diver
Serket Watch CoReef X Diver
MSRP $499
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Buy from Serket Watch Co ↗
Buy used on eBay ↗

At a glance

15 of 29 specs differ
Diameter
103 St Ty Hd41mm
Reef X Diver43mm
Power Reserve
103 St Ty Hd48h
Reef X Diver40h
Water Resistance
103 St Ty Hd200m
Reef X Diver200m
MSRP
103 St Ty Hd$2,797
Reef X Diver$499

Full specifications

Case

7 specs
Category
Tool
—
Diameter
41mm
43mm
Thickness
14.7mm
12.7mm
Lug-to-Lug
—
50mm
Lug Width
20mm
22mm
Finish
—
Brushed and polished
Caseback
—
Solid

Crystal & Dial

4 specs
Crystal Shape
—
Flat
AR Coating
—
Inner
Dial Color
Black
Pink
Indices
—
Applied

Movement

3 specs
Caliber
ETA 7750
Seiko NH35
Power Reserve
48h
40h
Jewels
23
25

Pricing

1 specs
MSRP
$2,797
$499
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