Seiko Cal. 5251 - 340

The 5251-340 is a sought-after Quartz piece from Seiko's golden era. With its 22mm lug width and 9.5mm profile, it sits comfortably on most wrists. [seikata-wm-3ebdd3e99ba6]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

9.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

Cream

Jewels

28j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1978

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