Seiko Cal. 6641 - 648

The Seiko 6641-648 represents an important milestone in Seiko's 1993 lineup. It features a White dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-4cb447a253dc]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

8.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

White

Jewels

17j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1993

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