Seiko Cal. 3851 - 587

Released in 1967, the Cal. 3851 with design code 587 was part of Seiko's domestic market collection. It features a Navy dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-93eb12bea9fe]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

8.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

150m

Dial Color

Navy

Jewels

31j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1967

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