Seiko Cal. 5643 - 917

The Seiko 5643-917 represents an important milestone in Seiko's 1978 lineup. It features a Champagne dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-62d3c932aa82]

Also known as: Golden Tuna, Emperor

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

40mm

Case Thickness

15.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Champagne

Jewels

33j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1978

Related Models

• Seiko 7117-783
• Seiko 0744-909
• Seiko 4478-792
• Seiko 4565-448
• Seiko 0771-519
• Seiko 6691-444
• Seiko 5623-189
• Seiko 7110-409
• Seiko 7013-226
• Seiko 4529-303
• Seiko 6647-722
• Seiko 6113-172