Seiko Cal. 0725 - 390

The Seiko 0725-390 represents an important milestone in Seiko's 1967 lineup. With its 18mm lug width and 8.8mm profile, it sits comfortably on most wrists. [seikata-wm-78f6d3652b40]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

8.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Burgundy

Jewels

18j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1967

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