Seiko Cal. 4477 - 320

The 4477-320 is a sought-after Spring Drive piece from Seiko's golden era. It features a White dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-8e332687af16]

Also known as: Tuna, Arnie

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

12.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

130m

Dial Color

White

Jewels

35j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1986

Related Models

• Seiko 4531-560
• Seiko 6688-890
• Seiko 5215-516
• Seiko 7150-321
• Seiko 6148-331
• Seiko 6662-483
• Seiko 6168-385
• Seiko 5250-975
• Seiko 6186-767
• Seiko 5292-721
• Seiko 7017-465
• Seiko 4414-261