Seiko Cal. 4531 - 986

Released in 1966, the Cal. 4531 with design code 986 was part of Seiko's domestic market collection. With its 22mm lug width and 15.6mm profile, it sits comfortably on most wrists. [seikata-wm-1d6da04ff2f0]

Also known as: UFO, Crown

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

15.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Cream

Jewels

17j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1966

Related Models

• Seiko 4581-675
• Seiko 5278-896
• Seiko 7185-936
• Seiko 7134-974
• Seiko 3895-467
• Seiko 7175-354
• Seiko 6383-296
• Seiko 6398-330
• Seiko 7129-633
• Seiko 7170-394
• Seiko 4565-393
• Seiko 6363-875