Seiko Cal. 6312 - 857

The 6312-857 is a sought-after Quartz piece from Seiko's golden era. With its 20mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-0ba189e5f561]

Also known as: Crown, Baby Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

43mm

Case Thickness

15.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1965

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