Seiko Cal. 6235 - 521

The 6235-521 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6235 caliber with 32j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-70e7d1f23b75]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

9.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

150m

Dial Color

Silver

Jewels

32j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1968

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