Seiko Cal. 5637 - 236

The Seiko 5637-236 represents an important milestone in Seiko's 1975 lineup. It features a Green dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-e6ac915e0190]

Also known as: Monster

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

36mm

Case Thickness

15.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Green

Jewels

32j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1975

Related Models

• Seiko 6390-532
• Seiko 6211-728
• Seiko 5660-543
• Seiko 4526-734
• Seiko 6270-995
• Seiko 6186-414
• Seiko 5661-407
• Seiko 5673-159
• Seiko 4570-933
• Seiko 6663-353
• Seiko 6263-587
• Seiko 6644-994