Seiko Cal. 6160 - 664

The Seiko 6160-664 represents an important milestone in Seiko's 1971 lineup. It features a Green dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-7b16501170a5]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

38mm

Case Thickness

11.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Green

Jewels

20j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1971

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