Side by side

Bremont Terra Nova 40.5vsHamilton Khaki Aviation Converter Auto

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

Terra Nova 40.5
BremontTerra Nova 40.5
MSRP $3,250
Khaki Aviation Converter Auto
HamiltonKhaki Aviation Converter Auto
MSRP $1,345

At a glance

10 of 29 specs differ
Diameter
Terra Nova 40.540.5mm
Khaki Aviation Converter Auto42mm
Power Reserve
Terra Nova 40.540h
Khaki Aviation Converter Auto80h
Water Resistance
Terra Nova 40.5100m
Khaki Aviation Converter Auto100m
MSRP
Terra Nova 40.5$3,250
Khaki Aviation Converter Auto$1,345

Full specifications

Case

6 specs
Category
Field
Pilot
Diameter
40.5mm
42mm
Thickness
11.11mm
10.87mm
Lug-to-Lug
46mm
Lug Width
22mm
20mm
Material
316L Stainless Steel
Stainless Steel

Crystal & Dial

1 specs
Dial Color
Green
Black

Movement

2 specs
Caliber
ENG300
H-10
Power Reserve
40h
80h

Pricing

1 specs
MSRP
$3,250
$1,345

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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 40.5

The Bremont Terra Nova 40.5 Date Bronze is highlighted for its CuAl7Si2 bronze alloy case, which provides a warm, luxurious appearance and develops a gradual patina. It includes a gradient green dial with prominent Super-LumiNova numerals and a 40.5mm diameter. The watch is powered by the caliber BE-36AE, offering a 38-hour power reserve and 100m water resistance. The Bremont Terra Nova 38, a time-only field watch, features a 904L stainless steel case and vintage-inspired beige Super-LumiNova. Reviewers noted a preference for a screw-down crown and caseback for a field watch. On balance, reviewers praise the Bremont Terra Nova 40.5 Date Bronze for its distinctive bronze case and attractive dial, while noting the Terra Nova 38's utilitarian design and a preference for more robust water-resistance features on a field watch.

Hamilton Khaki Aviation Converter Auto

The Hamilton Khaki Aviation Converter Auto is recognized for its classic pilot's watch aesthetic, featuring a functional bi-directional slide rule bezel with a mineral glass insert for scratch protection. Reviewers highlight its instrument-heavy design, well-balanced dial, and robust 42mm or 44mm case with a satin-brushed finish and polished accents. The watch is equipped with applied indexes and hands filled with Super-LumiNova for legibility, and a flat sapphire crystal with double anti-reflective coating. The automatic models utilize the H-10 movement, offering a 60-hour power reserve, while the chronograph version uses the H-21-Si movement. Overall, reviewers praise the Hamilton Khaki Aviation Converter Auto for its attractive, functional pilot's watch design and robust build at its price point.

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