Seiko Cal. 5618 - 956

The 5618-956 is a sought-after Spring Drive piece from Seiko's golden era. It features a Black dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-298813472aca]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

11.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Black

Jewels

29j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1997

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