Seiko Cal. 6163 - 677

The Seiko 6163-677 represents an important milestone in Seiko's 1970 lineup. It features a Navy dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-4476a0641cf0]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

13.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Navy

Jewels

19j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1970

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