Seiko Cal. 6230 - 347

The Seiko 6230-347 represents an important milestone in Seiko's 1978 lineup. Powered by the 6230 caliber with 26j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-c5f0a91955ee]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1978

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