Seiko Cal. 3899 - 556

Released in 1968, the Cal. 3899 with design code 556 was part of Seiko's domestic market collection. It features a White dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-f2a3bb42bd0b]

Also known as: Bellmatic, Navigator

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

9.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

200m

Dial Color

White

Jewels

18j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1968

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