Seiko Cal. 5618 - 301

Released in 1989, the Cal. 5618 with design code 301 was part of Seiko's domestic market collection. Powered by the 5618 caliber with 31j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-5303dae6fdef]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

43mm

Case Thickness

8.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

Silver

Jewels

31j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1989

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