Seiko Cal. 7018 - 820

The 7018-820 is a sought-after Hand-Winding piece from Seiko's golden era. With its 22mm lug width and 15.4mm profile, it sits comfortably on most wrists. [seikata-wm-a5a5582bb4cc]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1969

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