Side by side

Christopher Ward C63 Sealander Extreme GMTvsVenezianico Nereide Avventurina Nera

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
Nereide Avventurina Nera
VenezianicoNereide Avventurina Nera
MSRP $1,650

At a glance

14 of 29 specs differ
Diameter
C63 Sealander Extreme GMT48mm
Nereide Avventurina Nera39mm
Power Reserve
C63 Sealander Extreme GMT56h
Nereide Avventurina Nera40h
Water Resistance
C63 Sealander Extreme GMT150m
Nereide Avventurina Nera200m
MSRP
C63 Sealander Extreme GMT$1,850
Nereide Avventurina Nera$1,650

Full specifications

Case

7 specs
Category
GMT
Diver
Diameter
48mm
39mm
Thickness
12.05mm
10.5mm
Lug-to-Lug
48mm
45.5mm
Lug Width
22mm
20mm
Finish
Brushed + Bead-blasted + Sandblasted
Brushed and polished
Water Resistance
150m
200m

Crystal & Dial

2 specs
AR Coating
Underside
Yes
Lume
SLN X1 BL / GL
Super-LumiNova

Movement

4 specs
Caliber
SW330
Soprod M100
Beat Rate
4 vph
28,800 vph
Power Reserve
56h
40h
Complications
GMT, Moonphase, Day-date
None

Pricing

1 specs
MSRP
$1,850
$1,650

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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.

Venezianico Nereide Avventurina Nera

Venezianico Nereide is widely praised for its attractive dials, with reviewers highlighting the sparkling aventurine and owners noting the sunburst blue. The watch is considered good value, featuring a sapphire crystal and quality bracelet, with reviewers specifically mentioning good case finishing for the price. Owners of the 39mm model report the NH35A movement, while the Avventurina variant uses a Sellita SW200-1. Some owners find the stock rubber strap stiff, and one forum discussion flagged concerns about the brand's customer service. Overall, owners and reviewers rate the Venezianico Nereide highly for its attractive design and build quality at its price point.

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