Side by side

Fears Brunswick 40 (Black)vsSeiko Prospex Sea

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

Brunswick 40 (Black)
FearsBrunswick 40 (Black)
MSRP $3,545
Prospex Sea
SeikoProspex Sea
MSRP $1,500

At a glance

14 of 29 specs differ
Diameter
Brunswick 40 (Black)40mm
Prospex Sea43.5mm
Power Reserve
Brunswick 40 (Black)40h
Prospex Sea70h
Water Resistance
Brunswick 40 (Black)15m
Prospex Sea200m
MSRP
Brunswick 40 (Black)$3,545
Prospex Sea$1,500

Full specifications

Case

7 specs
Category
Dress
Diver
Diameter
40mm
43.5mm
Thickness
11.9mm
13.3mm
Lug-to-Lug
46.5mm
51mm
Lug Width
20mm
22mm
Material
316L Stainless Steel
Titanium
Water Resistance
15m
200m

Crystal & Dial

3 specs
Crystal
Domed Sapphire
Sapphire
AR Coating
Inner
Anti-reflective coating on inner surface
Lume
None
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
La Joux-Perret G100
6R35
Power Reserve
40h
70h
Jewels
25
24

Pricing

1 specs
MSRP
$3,545
$1,500

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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.

Fears Brunswick 40 (Black)

The Fears Brunswick 40 (Black) is praised for its shirt-cuff-sleek 11.06mm thin case and a bespoke five-link bracelet with a butterfly clasp, noted for its wrist-hugging comfort and muscular appearance on the cushion case. Its brushed finish effectively hides hairlines. The ETA 2824-2 automatic movement powers the watch. On balance, owners and reviewers rate the Fears Brunswick 40 (Black) highly for its British, bespoke take on the classic sports watch design and comfortable wearability.

Seiko Prospex Sea

Seiko Prospex Sea owners and reviewers praise its Marinemaster-style aesthetic, excellent case finishing, and impressive LumiBrite lume. The watch is powered by the 6R15 movement with a 50-hour power reserve and comes with both a steel bracelet and a silicone strap. Some owners find the Seiko Prospex Sea to be a great value and a suitable first "proper" watch, while others report it is uncomfortably big, thick, and heavy on smaller wrists. Reviewers note the GMT function is secondary with a less prominent scale, and the bezel's quieter clicks may not appeal to all. On balance, owners and reviewers rate the Seiko Prospex Sea highly for its classic design and finishing at its price point.

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