Seiko Cal. 4459 - 221

The Seiko 4459-221 represents an important milestone in Seiko's 1970 lineup. It features a Navy dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-8df27d0a8c5b]

Also known as: Tuna, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

42mm

Case Thickness

13.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

34j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1970

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