Seiko Cal. 5661 - 993

The Seiko 5661-993 represents an important milestone in Seiko's 1973 lineup. The Bidirectional bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-c636b48a6f17]

Also known as: Panda, Baby Tuna

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Cream

Jewels

28j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1973

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