[4.4cm Inner Diameter]

Features:
Replacement ink cartridge ribbon is used for electronic watches.
Red and black ink colors to meet your needs.
Print clearly and easy to install.
High quality material, long lasting durability.
Two inner diameters (3.4cm / 1.3in, 4.4cm / 1.7in), please pay attention to the inner diameter of the items in front of you.

Specifications:
Inner diameter: 3.4cm / 4.4cm (optional)
Material: Plastic
Ink Color: Red/White
Product Size:
Approx. 2.5 x 2.5 inches (6.3 x 6.3 cm) (Inner Diameter: 1.3 inches (3.4 cm).
Approx. 2.6 x 2.4 inches (6.5 x 6.1 cm) (Inner Diameter: 1.7 inches (4.4 cm).
Item Weight:
17g / 0.6oz (3.4cm) inner diameter
15g / 0.5oz (4.4cm) inner diameter
Package Size: 2.6 x 2.5 x 1.5 inches (6.7 x 6.5 x 3.7 cm).
Package Weight:
25g / 0.9oz (3.4cm) inner diameter
23.4g / 0.8oz (4.4cm) inner diameter

Package List
1 x Time clock ribbon