Side by side
Biatec T. G. MasarykvsBorealis Watch Co. Estoril 300 GMT
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
Estoril 300 GMT41.50mm
Power Reserve
T. G. Masaryk41h
Estoril 300 GMT40h
Water Resistance
T. G. Masaryk100m
Estoril 300 GMT300m
MSRP
T. G. Masaryk$2,214
Estoril 300 GMT$600
Full specifications
Case
7 specsCategory
—
Diver
Diameter
40mm
41.50mm
Thickness
11.15mm
13.5mm
Lug-to-Lug
48mm
47mm
Lug Width
20mm
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
100m
300m
Crystal & Dial
2 specsDial Color
Beige
Black
Lume
None
BGW9
Movement
2 specsCaliber
Sellita SW200-1
Miyota 9075
Power Reserve
41h
40h
Pricing
1 specsMSRP
—
$600
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