Seiko Cal. 5681 - 945

The Seiko 5681-945 represents an important milestone in Seiko's 1984 lineup. Powered by the 5681 caliber with 17j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-e4f4dde46806]

Also known as: Emperor

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1984

Related Models

• Seiko 3864-887
• Seiko 6372-139
• Seiko 4558-602
• Seiko 6138-677
• Seiko 4545-889
• Seiko 6610-653
• Seiko 6356-256
• Seiko 7168-941
• Seiko 0751-585
• Seiko 4494-193
• Seiko 4520-961
• Seiko 3896-644