Side by side

Sinn 103 St DIAPALvsChristopher Ward C63 Sealander GMT

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

103 St DIAPAL
Sinn103 St DIAPAL
MSRP $4,320
C63 Sealander GMT
Christopher WardC63 Sealander GMT
MSRP $1,675

At a glance

19 of 29 specs differ
Diameter
103 St DIAPAL41mm
C63 Sealander GMT42mm
Power Reserve
103 St DIAPAL48h
C63 Sealander GMT56h
Water Resistance
103 St DIAPAL200m
C63 Sealander GMT150m
MSRP
103 St DIAPAL$4,320
C63 Sealander GMT$1,675

Full specifications

Case

8 specs
Category
Tool
GMT
Diameter
41mm
42mm
Thickness
17mm
11.5mm
Lug-to-Lug
48.5mm
Lug Width
20mm
22mm
Finish
polished
Brushed + Polished + Sandblasted
Water Resistance
200m
150m
Caseback
Display

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Underside
Inner
Dial Color
Anthracite
Blue
Indices
Applied
Lume
Luminescent
SLN X1 BL C1

Movement

5 specs
Caliber
LJP 8000
SW330
Beat Rate
28,800 vph
4 vph
Power Reserve
48h
56h
Jewels
28
25
Complications
GMT, Date, Chronograph, Pilot's Bezel
GMT, Moonphase, Day-date

Pricing

1 specs
MSRP
$4,320
$1,675

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Sinn 103 St DIAPAL

Owners widely praise the Sinn 103 St DIAPAL for its robust, Germanic design, legible dial, and functional combination of a chronograph and countdown bezel, all offered at a strong value compared to other classic chronographs. The tall, domed acrylic crystal is a favored feature for its warm look and impact resistance, and the polished stainless steel case is preferred by some over a matte finish. The watch meets DIN standards for anti-magnetic, water, and shock resistance, with low-pressure resistance. Some owners note the Sinn 103 St DIAPAL is thick, though its wearability is considered good even on smaller wrists. Availability in the US market without retail distribution is a noted concern for some. Overall, owners rate the Sinn 103 St DIAPAL highly for its rugged tool-watch functionality and distinctive vintage-inspired aesthetic at a competitive price.

Christopher Ward C63 Sealander GMT

The Christopher Ward C63 Sealander GMT is praised for its comfortable wearability, with reviewers noting its slim profile, short lugs, and 39mm case size, while others prefer the proportions of the 36mm version. The watch features a Light-catcher case with alternating brushed and polished surfaces, and the Bader bracelet is highlighted for its build quality and comfort at its price point. Some owners find the gloss white dial's text and indices small, and the orange accents can appear yellow. The Sellita SW330-2 movement provides caller GMT functionality and a 56-hour power reserve. On balance, owners and reviewers appreciate the Christopher Ward C63 Sealander GMT for its comfortable wearability and solid bracelet construction at its price.

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