Seiko Cal. 5661 - 883

This Automatic model from 1973 features a 39mm Two-Tone case. Powered by the 5661 caliber with 18j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-03656c710af9]

Also known as: Crown, Flighty

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

13.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

White

Jewels

18j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1973

Related Models

• Seiko 6376-168
• Seiko 5243-889
• Seiko 6318-830
• Seiko 6241-818
• Seiko 0732-434
• Seiko 5229-870
• Seiko 6223-704
• Seiko 5252-126
• Seiko 0748-663
• Seiko 7057-809
• Seiko 0754-559
• Seiko 7011-392