Seiko Cal. 3870 - 936

The 3870-936 is a sought-after Solar piece from Seiko's golden era. It features a Black dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-9c1444943a9a]

Also known as: Bellmatic

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

40mm

Case Thickness

14.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

130m

Dial Color

Black

Jewels

27j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1987

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