Seiko Cal. 5646 - 978

This Kinetic model from 1993 features a 44mm Hardlex-Coated Steel case. Powered by the 5646 caliber with 36j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-2ee8bf6624c5]

Also known as: UFO, Flighty

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

11.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

110m

Dial Color

Green

Jewels

36j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1993

Related Models

• Seiko 5212-702
• Seiko 4581-974
• Seiko 5271-859
• Seiko 5298-608
• Seiko 7061-658
• Seiko 4428-412
• Seiko 7014-513
• Seiko 6271-785
• Seiko 0735-901
• Seiko 7175-169
• Seiko 4433-669
• Seiko 6169-437