Seiko Cal. 4421 - 339

This Hand-Winding model from 1984 features a 35mm Gold-Plated case. It features a Navy dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-9c949fbb5f3e]

Also known as: Tuna, Bullhead

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

13.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Navy

Jewels

34j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1984

Related Models

• Seiko 0735-839
• Seiko 5218-978
• Seiko 5618-954
• Seiko 6147-706
• Seiko 4580-927
• Seiko 5647-937
• Seiko 6278-257
• Seiko 7060-797
• Seiko 4414-388
• Seiko 5287-355
• Seiko 4570-930
• Seiko 6186-981