Seiko Cal. 6615 - 161

The 6615-161 is a sought-after Spring Drive piece from Seiko's golden era. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-3ee43ac31f54]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

12.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Black

Jewels

20j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1975

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