Seiko Cal. 6180 - 445

This Automatic model from 1977 features a 44mm Two-Tone case. It features a Black dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-5b5c88aeff09]

Also known as: Sumo, Bellmatic

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

44mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Black

Jewels

21j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1977

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