Seiko Cal. 5618 - 217

The Seiko 5618-217 represents an important milestone in Seiko's 1985 lineup. Powered by the 5618 caliber with 34j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-21a6e86094d6]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

13.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Navy

Jewels

34j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1985

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