Seiko Cal. 6120 - 520

This Spring Drive model from 1977 features a 40mm PVD Black case. It features a Navy dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-5f232f3ed4cb]

Also known as: Sumo, Panda

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

13.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

180m

Dial Color

Navy

Jewels

22j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1977

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