Seiko Cal. 6318 - 502

The Seiko 6318-502 represents an important milestone in Seiko's 1991 lineup. It features a Cream dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-b1418039ba6d]

Also known as: Sportsmatic, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

36mm

Case Thickness

12.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Cream

Jewels

21j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1991

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