Seiko Cal. 4456 - 439

The 4456-439 is a sought-after Hand-Winding piece from Seiko's golden era. With its 20mm lug width and 9.6mm profile, it sits comfortably on most wrists. [seikata-wm-e3baea373bc7]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

45mm

Case Thickness

9.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

140m

Dial Color

White

Jewels

25j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1968

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