Side by side
Biatec T. G. MasarykvsSeiko 5 Sports Field series
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
T. G. Masaryk40mm
5 Sports Field series39.4mm
Power Reserve
T. G. Masaryk41h
5 Sports Field series41h
Water Resistance
T. G. Masaryk100m
5 Sports Field series100m
MSRP
T. G. Masaryk$2,214
5 Sports Field series$450
Full specifications
Case
5 specsCategory
—
GMT
Diameter
40mm
39.4mm
Thickness
11.15mm
13.6mm
Lug-to-Lug
48mm
47.9mm
Material
316L Stainless Steel
Stainless Steel
Crystal & Dial
4 specsCrystal
Sapphire
Hardlex
Crystal Shape
Flat
Curved
Dial Color
Beige
Black
Lume
None
LumiBrite on hands and index(es)
Movement
2 specsCaliber
Sellita SW200-1
4R34
Jewels
25
24
Pricing
1 specsMSRP
—
$450
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