Which is cheaper, the Biatec T. G. Masaryk or the Wren Diver One Aqua?

At MSRP the Wren Diver One Aqua is the cheaper of the two at $965, against $2,214 for the Biatec T. G. Masaryk — a $1,249 gap before any retailer discounting.

Which is bigger, the Biatec T. G. Masaryk or the Wren Diver One Aqua?

The Wren Diver One Aqua wears larger at 41mm versus 40mm for the Biatec T. G. Masaryk — a 1mm difference across the dial.

Which has better water resistance, the Biatec T. G. Masaryk or the Wren Diver One Aqua?

The Wren Diver One Aqua is rated to 200m versus 100m for the Biatec T. G. Masaryk.

Which has a longer power reserve, the Biatec T. G. Masaryk or the Wren Diver One Aqua?

The Biatec T. G. Masaryk carries a 41-hour power reserve against 38 hours on the Wren Diver One Aqua.

What movement does the Biatec T. G. Masaryk run compared to the Wren Diver One Aqua?

Both watches run automatic movements — the Biatec T. G. Masaryk uses the Sellita SW200-1 and the Wren Diver One Aqua uses the Sellita SW200.

Side by side

Biatec T. G. MasarykvsWren Diver One Aqua

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

Add a watch

Biatec T. G. Masaryk

MSRP $2,214

Wren Diver One Aqua

wren-diver-one-aqua

MSRP $965

At a glance

9 of 29 specs differ

Diameter

T. G. Masaryk40mm

Diver One Aqua41mm

Power Reserve

T. G. Masaryk41h

Diver One Aqua38h

Water Resistance

T. G. Masaryk100m

Diver One Aqua200m

MSRP

T. G. Masaryk$2,214

Diver One Aqua$965

Full specifications

Case

5 specs

Diameter

40mm

41mm

Thickness

11.15mm

13.3mm

Lug-to-Lug

48mm

47mm

Material

316L Stainless Steel

PVD coated retaining steel color for scratch resistant

Water Resistance

100m

200m

Crystal & Dial

1 specs

Dial Color

Beige

Black

Movement

2 specs

Caliber

Sellita SW200-1

Sellita SW200

Power Reserve

41h

38h

Pricing

1 specs

MSRP

—

$965

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Biatec T. G. MasarykvsWren Diver One Aqua

At a glance

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