Seiko Cal. 5647 - 137

This Kinetic model from 1965 features a 40mm Two-Tone case. It features a Burgundy dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-bdef6998bec4]

Also known as: Monster, Bullhead

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

9.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Burgundy

Jewels

36j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1965

Related Models

• Seiko 4476-788
• Seiko 6320-681
• Seiko 5662-395
• Seiko 6660-352
• Seiko 5619-708
• Seiko 6395-549
• Seiko 6370-596
• Seiko 7166-951
• Seiko 4539-435
• Seiko 5616-284
• Seiko 3812-716
• Seiko 4566-528