Seiko Cal. 3870 - 588

The 3870-588 is a sought-after Spring Drive piece from Seiko's golden era. It features a Navy dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-1836fc8acd3d]

Also known as: Sea Horse, Arnie

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

10.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Navy

Jewels

29j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1985

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