Side by side

Bremont Terra Nova 42.5 ChronographvsGrand Seiko SBGW257

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

Terra Nova 42.5 Chronograph
BremontTerra Nova 42.5 Chronograph
MSRP $5,700
SBGW257
Grand SeikoSBGW257
MSRP $38,000

At a glance

12 of 29 specs differ
Diameter
Terra Nova 42.5 Chronograph42.5mm
SBGW25738mm
Power Reserve
Terra Nova 42.5 Chronograph40h
SBGW25772h
Water Resistance
Terra Nova 42.5 Chronograph100m
SBGW25730m
MSRP
Terra Nova 42.5 Chronograph$5,700
SBGW257$38,000

Full specifications

Case

7 specs
Category
Chronograph
Dress
Diameter
42.5mm
38mm
Thickness
14.8mm
10.9mm
Lug-to-Lug
45.8mm
Lug Width
14.8mm
19mm
Material
316L Stainless Steel
Platinum
Water Resistance
100m
30m

Crystal & Dial

1 specs
AR Coating
Inner
Yes

Movement

3 specs
Caliber
ENG345
9S64
Type
Automatic
Manual
Power Reserve
40h
72h

Pricing

1 specs
MSRP
$5,700
$38,000

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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 Terra Nova 42.5 Chronograph

The Bremont Terra Nova 42.5 Chronograph is noted for its 42.5mm Cupro-Aluminium case, which is described as blocky with satin finishing and minimal polishing, and a bi-directional bronze compass bezel with a black ceramic insert. Owners and reviewers highlight the satisfying winding action of the crown and crisp chronograph pushers, though one reviewer found the start/stop pusher required significant force. The watch features a green gradient dial with full-block Super-LumiNova numerals and is powered by a chronometer-rated automatic movement with a 56-hour power reserve and 100-meter water resistance. The CuAl7Si2 bronze alloy case is expected to patina over time, offering a warmer look and increased scratch resistance. One reviewer noted the prototype's rear sapphire caseback was too dark to appreciate the movement, and conspicuous text around the tourbillon window detracted from the dial.

Grand Seiko SBGW257

The Grand Seiko SBGW257 is a platinum dress watch praised for its refined, subtle luxury and classic design. Reviewers highlight its 38mm diameter and 10.9mm thickness as near-perfect sizing for a dress watch. The watch features an 18k white gold dial with a sunray-brushed silver finish and gold hour markers, complemented by a refined application of the Grand Seiko wordmark. It is powered by the manual-wind Caliber 9S64 movement, offering a 72-hour power reserve and an accuracy rating of +5 to -3 seconds per day. The Grand Seiko SBGW257 is priced at €39,000. On balance, reviewers appreciate the Grand Seiko SBGW257 for its exquisite finishing and classic proportions, embodying a quiet luxury.

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