Seiko Cal. 0739 - 321

Released in 1982, the Cal. 0739 with design code 321 was part of Seiko's domestic market collection. With its 22mm lug width and 13.4mm profile, it sits comfortably on most wrists. [seikata-wm-f56aad686bf2]

Also known as: Tuna, Arnie

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

13.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

90m

Dial Color

Silver

Jewels

21j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1982

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