Seiko Cal. 5687 - 390

This Quartz model from 1974 features a 46mm Two-Tone case. It features a Burgundy dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-cfea163a9940]

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

46mm

Case Thickness

8.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Burgundy

Jewels

31j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1974

Related Models

• Seiko 5615-891
• Seiko 6348-624
• Seiko 4480-431
• Seiko 7018-689
• Seiko 7079-135
• Seiko 7058-277
• Seiko 5625-329
• Seiko 6351-927
• Seiko 4428-384
• Seiko 7125-147
• Seiko 6225-833
• Seiko 5679-909