Seiko Cal. 5637 - 437

The 5637-437 is a sought-after Spring Drive piece from Seiko's golden era. It features a Cream dial protected by a Acrylic crystal and offers 190m of water resistance. [seikata-wm-8d5c15e961ee]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

13.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Cream

Jewels

20j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1976

Related Models

• Seiko 7087-623
• Seiko 4532-384
• Seiko 7057-598
• Seiko 7145-330
• Seiko 7018-621
• Seiko 7111-593
• Seiko 7059-443
• Seiko 4424-554
• Seiko 6112-985
• Seiko 6675-587
• Seiko 0790-367
• Seiko 3821-186