Which is cheaper, the Boldr Blastoise or the Hamilton Khaki Aviation Converter Auto?

At MSRP the Boldr Blastoise is the cheaper of the two at $449, against $1,345 for the Hamilton Khaki Aviation Converter Auto — a $896 gap before any retailer discounting.

Which is bigger, the Boldr Blastoise or the Hamilton Khaki Aviation Converter Auto?

The Hamilton Khaki Aviation Converter Auto wears larger at 42mm versus 40mm for the Boldr Blastoise — a 2mm difference across the dial.

Which has better water resistance, the Boldr Blastoise or the Hamilton Khaki Aviation Converter Auto?

The Boldr Blastoise is rated to 200m versus 100m for the Hamilton Khaki Aviation Converter Auto.

Which has a longer power reserve, the Boldr Blastoise or the Hamilton Khaki Aviation Converter Auto?

The Hamilton Khaki Aviation Converter Auto carries a 80-hour power reserve against 40 hours on the Boldr Blastoise.

What movement does the Boldr Blastoise run compared to the Hamilton Khaki Aviation Converter Auto?

Both watches run automatic movements — the Boldr Blastoise uses the Seiko (SII) NH37 and the Hamilton Khaki Aviation Converter Auto uses the H-10.

Side by side

Boldr BlastoisevsHamilton Khaki Aviation Converter Auto

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

Boldr Blastoise

blastoise

MSRP $449

Hamilton Khaki Aviation Converter Auto

h76615130

MSRP $1,345

At a glance

10 of 29 specs differ

Diameter

Blastoise40mm

Khaki Aviation Converter Auto42mm

Power Reserve

Blastoise40h

Khaki Aviation Converter Auto80h

Water Resistance

Blastoise200m

Khaki Aviation Converter Auto100m

MSRP

Blastoise$449

Khaki Aviation Converter Auto$1,345

Full specifications

Case

5 specs

Crystal & Dial

2 specs

Dial Color

Blastoise

Black

Lume

Super-LumiNova

None

Movement

2 specs

Caliber

Seiko (SII) NH37

H-10

Power Reserve

40h

80h

Pricing

1 specs

MSRP

$449

$1,345

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