Seiko Cal. 5693 - 487

The Seiko 5693-487 represents an important milestone in Seiko's 1968 lineup. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-336e784d7d92]

Also known as: Helmet, Bellmatic

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

45mm

Case Thickness

11.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Black

Jewels

17j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1968

Related Models

• Seiko 6227-707
• Seiko 6617-783
• Seiko 5628-508
• Seiko 6615-202
• Seiko 0754-816
• Seiko 5644-578
• Seiko 7099-139
• Seiko 7131-402
• Seiko 5246-791
• Seiko 4589-944
• Seiko 6617-400
• Seiko 5211-544