Side by side

Christopher Ward C63 Sealander Extreme GMTvsSternglas Naos XL

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

C63 Sealander Extreme GMT
Christopher WardC63 Sealander Extreme GMT
MSRP $1,850
Naos XL
SternglasNaos XL
MSRP $237

At a glance

17 of 29 specs differ
Diameter
C63 Sealander Extreme GMT48mm
Naos XL42mm
Power Reserve
C63 Sealander Extreme GMT56h
Naos XL
Water Resistance
C63 Sealander Extreme GMT150m
Naos XL50m
MSRP
C63 Sealander Extreme GMT$1,850
Naos XL$237

Full specifications

Case

7 specs
Category
GMT
Sport
Diameter
48mm
42mm
Thickness
12.05mm
6.6mm
Lug-to-Lug
48mm
47mm
Lug Width
22mm
20mm
Finish
Brushed + Bead-blasted + Sandblasted
Brushed and polished
Water Resistance
150m
50m

Crystal & Dial

3 specs
AR Coating
Underside
Inner
Dial Color
Black
Lume
SLN X1 BL / GL
None

Movement

6 specs
Caliber
SW330
Miyota 9U15
Type
Automatic
Quartz
Beat Rate
4 vph
28,800 vph
Power Reserve
56h
Jewels
25
Complications
GMT, Moonphase, Day-date
None

Pricing

1 specs
MSRP
$1,850
$237

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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.

Christopher Ward C63 Sealander Extreme GMT

Owners and reviewers widely praise the Christopher Ward C63 Sealander Extreme GMT for its excellent value, tactical and travel-ready design, and impressive lume, with the black dial being a collective favorite. Its 41mm brushed steel case is noted for comfort and wearability, complemented by a well-proportioned design and excellent legibility. The watch features a Sellita SW330-2 movement with a 56-hour power reserve and 150m water resistance, including a shock-absorbing mount. Some find its refinement slightly less than pricier alternatives, and its GMT movement is considered less practical than a flyer GMT. On balance, the Christopher Ward C63 Sealander Extreme GMT is highly regarded by owners and reviewers for its compelling blend of features, rugged design, and exceptional value.

Sternglas Naos XL

Owners widely praise the Sternglas Naos XL for its versatile Bauhaus design, domed sapphire crystal, and value, with some finding its larger size comfortable and refined for its price. However, opinions are split on its aesthetic appeal, with one owner finding the hands and face underwhelming, while others appreciate the minimalistic dial. The date font is noted as too small to be useful by one owner, and the stock strap is generally considered basic or prone to wear. Accuracy figures vary, with one owner reporting a Miyota movement running fast and another noting +13 seconds per day. Overall, owners rate the Sternglas Naos XL highly for its Bauhaus aesthetics and affordability, despite some reservations about the movement and strap.

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