Side by side

Bremont Supermarine 500MvsChristopher Ward C65 Aquitaine Bronze COSC

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

Supermarine 500M
BremontSupermarine 500M
MSRP $4,700
C65 Aquitaine Bronze COSC
Christopher WardC65 Aquitaine Bronze COSC
MSRP $1,695

At a glance

16 of 29 specs differ
Diameter
Supermarine 500M43mm
C65 Aquitaine Bronze COSC46.68mm
Power Reserve
Supermarine 500M40h
C65 Aquitaine Bronze COSC38h
Water Resistance
Supermarine 500M500m
C65 Aquitaine Bronze COSC200m
MSRP
Supermarine 500M$4,700
C65 Aquitaine Bronze COSC$1,695

Full specifications

Case

7 specs
Diameter
43mm
46.68mm
Thickness
13mm
12.45mm
Lug-to-Lug
46.68mm
Material
316L Stainless Steel
Bronze
Finish
Brushed and polished
Brushed + Polished
Water Resistance
500m
200m
Caseback
Solid
Display

Crystal & Dial

3 specs
Crystal
Domed Sapphire
Sapphire
Dial Color
Black
Blue
Lume
None
SLN X1 BL Old Radium

Movement

5 specs
Caliber
BE-92AE
SW200
Beat Rate
28,800 vph
4 vph
Power Reserve
40h
38h
Jewels
25
26
Complications
None
Moonphase, Day-date, Date

Pricing

1 specs
MSRP
$4,700
$1,695

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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.

Bremont Supermarine 500M

Owners widely praise the Bremont Supermarine 500M's luxurious appearance and sapphire bezel, with some preferring its design over other luxury dive watches. Reviewers note its updated, legible dial with excellent, long-lasting Super-LumiNova lume. The hardened steel case with anti-reflective coating offers scratch resistance, and the crown placement is a favored feature. Some owners find the 43mm thickness substantial, and one reviewer questions the long-term water resistance of its three-piece case construction compared to traditional designs. Criticisms include the lack of a dive suit extension on the bracelet and a second hand that can be difficult to see in low light, with some finding the bezel markings could be more prominent. Overall, owners and reviewers consider the Bremont Supermarine 500M a handsome, rugged dive watch with a refined look that competes well with more expensive brands.

Christopher Ward C65 Aquitaine Bronze COSC

Owners widely praise the Christopher Ward C65 Aquitaine Bronze COSC for its comfortable wearability, durable case and bezel, and smooth winding action, with one owner finding its case superior to a Tudor's. However, accuracy is a significant concern, with one owner reporting +17 seconds per day. The rubber strap is also noted as lacking refinement, and some suggest design tweaks for greater brand uniqueness. Overall, owners rate the Christopher Ward C65 Aquitaine Bronze COSC highly for its wearability and case finishing, despite accuracy concerns with the Sellita SW330-2 movement.

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