Seiko Cal. 7186 - 990

The Seiko 7186-990 represents an important milestone in Seiko's 1971 lineup. It features a Green dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-d1e8e4573145]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

41mm

Case Thickness

8.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

160m

Dial Color

Green

Jewels

35j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1971

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