Seiko Cal. 5618 - 319

The 5618-319 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5618 caliber with 33j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-49cb7a5de11c]

Also known as: Sea Horse, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

12.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1970

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