Sapphire Glass Windows, for watch 34mm,36mm,40mm,42mm,44mm

Place of Origin:

Jilin, China

Brand Name:

SUNDAY

Model Number:

SPL

Material:

Glass

Usage:

watch

Structure:

plano

Shape:

PLANO

material:

sapphire

diameter:

0.5mm to 300mm

surface quality:

80-50 to 10-5

flatness:

1/4lambda or better

tolerance:

+0.00/-0.05mm

Chamfer:

protective

Coating:

on request