Seiko Cal. 6691 - 158

This Hand-Winding model from 1974 features a 39mm PVD Black case. It features a White dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-cdd2f0494395]

Also known as: Panda, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

39mm

Case Thickness

8.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

White

Jewels

28j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1974

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