Omega 30T2RG (262)

Chronometer version of Omegas 260 caliber.

Data: Omega 262 (30 T2 RG 17 p).

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  17 jewels, manual wind, sub second.
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  Size: 30,00 mm.
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  H: = 4,00 mm.
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  N: = 18000.
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  Power reserve: 43 h.

Versions with sub second:

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  30: 15 jewels, bi-metallic compensation balance no shock protection (1939).
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  30T1: 15 jewels, bi-metallic compensation balance, no shock protection (1940).
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  30T2: 15 jewels, bi-metallic compensation balance, no shock protection (1941).
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  30T2PC: 15 jewels, incabloc, monometallic balance (1941).
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  30T2RG: 17 jewels, chronometre, no shock protection (1943).
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  260: = 30T2PC from 1949, rose gold plated movement (1943).
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  261: 17 jewels, antimagnetic (1943).
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  262: = 30T2RG from 1949 (1943).
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  265: 15 jewels, antimagnetic (1949).
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  266: 17 jewels, antimagnetic (1950).
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  267: 17 jewels, antimagnetic, bewelled main plate (1957).
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  268: 17 jewels, antimagnetic, ring balance, Breguet hairspring (1960).
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  269: 17 jewels, antimagnetic, ring balance, flat hairspring (1963).

Versions with center second:

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  30SC: 16 jewels, bi-metallic comp. balance, no shock protection, c-sec (1940).
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  30SCT1: 16 jewels, bi-metallic comp. balance, no shock protection, c-sec (1941).
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  30SCT2: 16 jewels, bi-metallic comp. balance, no shock protection, c- sec (1941).
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  30SCT2PC: 17 jewels, incabloc, monometallic balance (1943).
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  30SCT2RG: 17 jewels, chronometre, no shock protection (1947).
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  280: = 30SCT2PC from 1949.
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  281: = 30SCT2RG from 1949.
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  283: 17 jewels, antimagnetic (1950).
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  284: 17 jewels, antimagnetic, bewelled main plate (1957).
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  285: 17 jewels, ring balance, Breguet hairspring (1960).
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  286: 17 jewels, ring balance, flat hairspring (1963).