Seiko Cal. 6257 - 488

Released in 1972, the Cal. 6257 with design code 488 was part of Seiko's domestic market collection. It features a Navy dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-774acf6ebac6]

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

45mm

Case Thickness

8.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Navy

Jewels

36j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1972

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