Side by side

Bremont SupernovavsSpinnaker Cahill Automatic

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

Supernova
BremontSupernova
MSRP $8,250
Cahill Automatic
SpinnakerCahill Automatic
MSRP $350

At a glance

10 of 29 specs differ
Diameter
Supernova41mm
Cahill Automatic42mm
Power Reserve
Supernova40h
Cahill Automatic40h
Water Resistance
Supernova100m
Cahill Automatic200m
MSRP
Supernova$8,250
Cahill Automatic$350

Full specifications

Case

7 specs
Category
Chronograph
Diver
Diameter
41mm
42mm
Thickness
14.4mm
13.7mm
Lug-to-Lug
51mm
Lug Width
14.4mm
22mm
Material
316L Stainless Steel (DLC coated)
316L Stainless Steel
Water Resistance
100m
200m

Crystal & Dial

1 specs
Dial Color
Chronograph Bracelet
Green

Movement

1 specs
Caliber
SII NH35A

Pricing

1 specs
MSRP
$8,250
$350

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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 Supernova

The Bremont Supernova is praised for its new ENG375 movement, big date, and power reserve indicator, with its 40mm steel case featuring mixed finishing and an integrated bracelet. Owners note good but not great lume, well-balanced proportions, and a premium feel for its price, despite a 173-gram weight. Some community members find the design derivative and the £8,000 price tag overly optimistic, with mixed views on the date window and crown guard. The proprietary Trip-Tick case construction offers shock protection, and the movement provides a 65-hour power reserve. Overall, owners and reviewers highlight the integrated bracelet and proprietary movement as key strengths of the Bremont Supernova.

Spinnaker Cahill Automatic

Owners widely praise the Spinnaker Cahill Automatic for its attractive vintage-inspired design, comfortable wearability on smaller wrists, and good timekeeping, with one owner specifically noting the large "maxi" indices and NATO strap as highlights. However, some find the lume application uneven and note the use of a mineral crystal. A significant concern raised by one owner is a report of internal component failures and a perceived lack of quality control within the brand. On balance, the Spinnaker Cahill Automatic is well-regarded by owners for its style and value, particularly at specific price points, despite some noted manufacturing inconsistencies.

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