Seiko Cal. 6630 - 694

The Seiko 6630-694 represents an important milestone in Seiko's 1985 lineup. It features a Silver dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-897be268fe61]

Also known as: Tuna, Crown

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

8.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Silver

Jewels

22j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1985

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