Seiko Cal. 6618 - 741

The Seiko 6618-741 represents an important milestone in Seiko's 1978 lineup. Powered by the 6618 caliber with 32j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-deece567de79]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

9.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Champagne

Jewels

32j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1978

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