Seiko Cal. 4421 - 851

Released in 1986, the Cal. 4421 with design code 851 was part of Seiko's domestic market collection. It features a White dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-f4c6cb27dcc8]

Also known as: Panda, Golden Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

9.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

White

Jewels

29j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1986

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