Side by side

Gruppo Gamma Vanguard SteelvsChristopher Ward C63 Sealander GMT

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

Vanguard Steel
Gruppo GammaVanguard Steel
MSRP $790
C63 Sealander GMT
Christopher WardC63 Sealander GMT
MSRP $1,675

At a glance

14 of 29 specs differ
Diameter
Vanguard Steel42mm
C63 Sealander GMT42mm
Power Reserve
Vanguard Steel42h
C63 Sealander GMT56h
Water Resistance
Vanguard Steel100m
C63 Sealander GMT150m
MSRP
Vanguard Steel$790
C63 Sealander GMT$1,675

Full specifications

Case

6 specs
Category
GMT
Thickness
12.6mm
11.5mm
Lug-to-Lug
49.5mm
48.5mm
Finish
Brushed and polished
Brushed + Polished + Sandblasted
Water Resistance
100m
150m
Caseback
Solid
Display

Crystal & Dial

3 specs
AR Coating
Yes
Inner
Dial Color
Forged Carbon
Blue
Lume
Super-LumiNova
SLN X1 BL C1

Movement

4 specs
Caliber
Miyota 9039
SW330
Beat Rate
28,800 vph
4 vph
Power Reserve
42h
56h
Complications
None
GMT, Moonphase, Day-date

Pricing

1 specs
MSRP
$790
$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.

Gruppo Gamma Vanguard Steel

The Gruppo Gamma Vanguard Steel is praised for its aged steel case and cream sandwich dial. However, some owners dislike the distorted sapphire crystal and the absence of minute markers, with one noting difficulty in replacing the crystal due to hand fitment. The watch features a Miyota 9039 movement with a 42-hour power reserve and an accuracy range of -10 to +30 seconds per day, and is offered with two strap options. On balance, owners value the Gruppo Gamma Vanguard Steel for its distinctive aged aesthetic and dial design, despite some reservations about the crystal.

From video reviewers

Movement accuracy is a notable strength, with one reviewer noting a -1.8 second per day deviation after initial testing. A weakness is the substantial price hike for the re-release model, which raises questions about whether the upgrades justify the cost. Reviewers disagree on the watch's originality, with one calling it "decidedly derivative" and the other not mentioning this aspect.

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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