Seiko Cal. 6645 - 136

The Seiko 6645-136 represents an important milestone in Seiko's 1993 lineup. It features a Black dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-672237b862ed]

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

42mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Black

Jewels

26j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1993

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