Seiko Cal. 4451 - 837

The 4451-837 is a sought-after Hand-Winding piece from Seiko's golden era. With its 20mm lug width and 12.7mm profile, it sits comfortably on most wrists. [seikata-wm-069aa7ad2d27]

Also known as: Monster, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

45mm

Case Thickness

12.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1966

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