Seiko Cal. 4577 - 939

The 4577-939 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4577 caliber with 32j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-d7a6ea14ab5d]

Also known as: Goldfeather

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

42mm

Case Thickness

9.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Champagne

Jewels

32j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1982

Related Models

• Seiko 7080-575
• Seiko 7091-138
• Seiko 5299-898
• Seiko 7139-825
• Seiko 6670-975
• Seiko 0717-892
• Seiko 4596-124
• Seiko 7073-415
• Seiko 6289-634
• Seiko 0765-198
• Seiko 6258-481
• Seiko 4475-460