Seiko Cal. 4428 - 316

The 4428-316 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4428 caliber with 34j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-d84f1317c8ad]

Also known as: Panda, Silverwave

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

9.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1974

Related Models

• Seiko 5615-264
• Seiko 5624-938
• Seiko 6153-966
• Seiko 3880-942
• Seiko 6134-557
• Seiko 7160-323
• Seiko 7037-506
• Seiko 6352-836
• Seiko 7092-941
• Seiko 6355-438
• Seiko 5215-792
• Seiko 5650-338