Seiko Cal. 6148 - 774

The 6148-774 is a sought-after Spring Drive piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-2ea0eadca240]

Also known as: Baby Tuna, Flighty

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

38mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1978

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