Seiko Cal. 0727 - 643

The Seiko 0727-643 represents an important milestone in Seiko's 1993 lineup. Powered by the 0727 caliber with 23j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-ba5fe714ca32]

Also known as: Silverwave, Golden Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

15.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

23j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1993

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