Seiko Cal. 6615 - 654

The 6615-654 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6615 caliber with 34j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-14369e808076]

Also known as: Turtle, Rally

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

38mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

120m

Dial Color

White

Jewels

34j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1987

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