Seiko Cal. 4457 - 709

The 4457-709 is a sought-after Spring Drive piece from Seiko's golden era. It features a Burgundy dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-ab9c495febe4]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

15.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Burgundy

Jewels

27j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1971

Related Models

• Seiko 7194-681
• Seiko 7185-244
• Seiko 6368-168
• Seiko 4468-726
• Seiko 7039-784
• Seiko 5663-484
• Seiko 6241-586
• Seiko 4432-143
• Seiko 0725-180
• Seiko 4497-202
• Seiko 7197-694
• Seiko 5692-239