Seiko Cal. 0727 - 398

Seiko 0727-398

The Seiko 0727-398 represents an important milestone in Seiko's 1986 lineup. Powered by the 0727 caliber with 20j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-f3ae81abf0da]

Also known as: Sportsmatic, Sea Horse

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
38mm
Case Thickness
14.6mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
40m
Dial Color
Blue Sunburst
Jewels
20j
Frequency
36,000 bph
Power Reserve
51 hours
Year
1986

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