Seiko Cal. 6316 - 818

The 6316-818 is a sought-after Spring Drive piece from Seiko's golden era. It features a Silver dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-f8d0ffb68e36]

Also known as: Tuna, Silverwave

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

15.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Silver

Jewels

19j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1999

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