Which is cheaper, the Biatec T. G. Masaryk or the Meia Lua Callisto?

At MSRP the Biatec T. G. Masaryk is the cheaper of the two at $2,214, against $661 for the Meia Lua Callisto — a $1,553 gap before any retailer discounting.

Which is bigger, the Biatec T. G. Masaryk or the Meia Lua Callisto?

The Meia Lua Callisto wears larger at 42mm versus 40mm for the Biatec T. G. Masaryk — a 2mm difference across the dial.

Which has a longer power reserve, the Biatec T. G. Masaryk or the Meia Lua Callisto?

The Biatec T. G. Masaryk carries a 41-hour power reserve against 40 hours on the Meia Lua Callisto.

What movement does the Biatec T. G. Masaryk run compared to the Meia Lua Callisto?

Both watches run automatic movements — the Biatec T. G. Masaryk uses the Sellita SW200-1 and the Meia Lua Callisto uses the Miyota 9122.

Side by side

Biatec T. G. MasarykvsMeia Lua Callisto

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

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Biatec T. G. Masaryk

MSRP $2,214

Meia Lua Callisto

callisto-ion-black

MSRP $661

At a glance

9 of 29 specs differ

Diameter

T. G. Masaryk40mm

Callisto42mm

Power Reserve

T. G. Masaryk41h

Callisto40h

Water Resistance

T. G. Masaryk100m

Callisto100m

MSRP

T. G. Masaryk$2,214

Callisto$661

Full specifications

Case

4 specs

Diameter

40mm

42mm

Thickness

11.15mm

13.5mm

Lug Width

20mm

22mm

Material

316L Stainless Steel

Stainless Steel

Crystal & Dial

2 specs

Dial Color

Beige

—

Lume

None

Super-LumiNova

Movement

2 specs

Caliber

Sellita SW200-1

Miyota 9122

Power Reserve

41h

40h

Pricing

1 specs

MSRP

—

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Biatec T. G. MasarykvsMeia Lua Callisto

At a glance

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