Side by side

Sinn 358 DIAPALvsChristopher Ward C63 Sealander GMT

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

358 DIAPAL
Sinn358 DIAPAL
MSRP $4,255
C63 Sealander GMT
Christopher WardC63 Sealander GMT
MSRP $1,675

At a glance

17 of 29 specs differ
Diameter
358 DIAPAL42mm
C63 Sealander GMT42mm
Power Reserve
358 DIAPAL48h
C63 Sealander GMT56h
Water Resistance
358 DIAPAL100m
C63 Sealander GMT150m
MSRP
358 DIAPAL$4,255
C63 Sealander GMT$1,675

Full specifications

Case

6 specs
Category
Tool
GMT
Thickness
15mm
11.5mm
Lug-to-Lug
48.5mm
Finish
satinized
Brushed + Polished + Sandblasted
Water Resistance
100m
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 L100
SW330
Beat Rate
28,800 vph
4 vph
Power Reserve
48h
56h
Jewels
26
25
Complications
GMT, Date, Chronograph
GMT, Moonphase, Day-date

Pricing

1 specs
MSRP
$4,255
$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 358 DIAPAL

The Sinn 358 DIAPAL is widely praised as a handsome, unfussy tool watch with excellent legibility and solid construction, featuring a reliable and exact second timezone complication. Owners and reviewers highlight its DIAPAL oil-free escapement and Ar-Dehumidifying technology for contributing to its accuracy, and note the 42mm brushed stainless steel case is well-sized. One reviewer flags the skeletonized GMT hand as sometimes lacking legibility. Overall, owners and reviewers rate the Sinn 358 DIAPAL highly for its robust build and practical travel watch functionality.

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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