Seiko Cal. 4437 - 604

The 4437-604 is a sought-after Spring Drive piece from Seiko's golden era. The Fixed bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-28c015b9c516]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

8.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

200m

Dial Color

Navy

Jewels

34j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1992

Related Models

• Seiko 5298-605
• Seiko 3830-378
• Seiko 3863-534
• Seiko 6399-827
• Seiko 4542-688
• Seiko 0772-361
• Seiko 6154-263
• Seiko 4416-822
• Seiko 6187-228
• Seiko 6672-637
• Seiko 3885-493
• Seiko 7198-297