Seiko Cal. 5648 - 649

The Seiko 5648-649 represents an important milestone in Seiko's 1985 lineup. Powered by the 5648 caliber with 21j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-b00b1aa68901]

Also known as: Turtle, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

35mm

Case Thickness

11.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

80m

Dial Color

Green

Jewels

21j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1985

Related Models

• Seiko 7030-717
• Seiko 7010-955
• Seiko 3863-340
• Seiko 6621-871
• Seiko 4521-544
• Seiko 6393-410
• Seiko 3814-111
• Seiko 7025-511
• Seiko 6148-183
• Seiko 4574-276
• Seiko 4489-758
• Seiko 6110-474