Side by side
Borealis Watch Co. JamantavsYema Navygraf Pearl CMM.20
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Jamanta42.50mm
Navygraf Pearl CMM.2039mm
Power Reserve
Jamanta40h
Navygraf Pearl CMM.2040h
Water Resistance
Jamanta300m
Navygraf Pearl CMM.20100m
MSRP
Jamanta$415
Navygraf Pearl CMM.20$1,862
Full specifications
Case
6 specsDiameter
42.50mm
39mm
Thickness
13.30mm
9.75mm
Lug-to-Lug
50.40mm
46mm
Lug Width
22mm
19mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
100m
Crystal & Dial
3 specsCrystal
Sapphire
Domed Sapphire
Dial Color
Black
Pearl
Lume
BGW9
None
Movement
1 specsCaliber
Miyota 9015
Yema CMM.20
Pricing
1 specsMSRP
$415
$1,862
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