Seiko Cal. 6239 - 820

The 6239-820 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6239 caliber with 23j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-a522f91561e9]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

14.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

170m

Dial Color

Navy

Jewels

23j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1984

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