Seiko Cal. 6143 - 604

The Seiko 6143-604 represents an important milestone in Seiko's 1965 lineup. With its 18mm lug width and 10.5mm profile, it sits comfortably on most wrists. [seikata-wm-41ba0d29bc3d]

Also known as: Tuna, Baby Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

40mm

Case Thickness

10.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

White

Jewels

28j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1965

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