Comparison of Autavia GMTs --
Reference 1163 GMT (left) and 11630 GMT (right)

Intro to be added

Reference 1163 GMT
Reference 11630 GMT

Year Introduced

1970
1972
Bezel
numbers 1 through 24
even numbers only -- 2 thorugh 22, with triangle for 24 (with luminous dot)
Inner Bezel
(between dial and crystal)
polished steel (shiny) tension ring
matte black support ring (flange)
Crystal
plastic (domed)
mineral (flat)

Registers

white
white, with red accent on 30-minute register
Case-Back
shallow
shallow
Pushers
fully visible from front, and partially obstructed from back
fully visible from back, and partially obstructed from front
Thickness
(top of bezel to back of case)
13.0 mm
15.0 mm
Hands
brushed steel, with red inserts and tips, and narrow luminous inserts; GMT hand has pointed tip (triangular)
red edges and wide luminous inserts; GMT hand has rectangle near end

Movement

Cal 11 GMT
Cal 14

Features of both Autavia GMTs --

  • painted luminous markers on dial (flatter than applied markers, to allow clearance for GMT hand
  • bi-directional, ratcheting bezel
  • measurements across case (42mm), lug-to-lug (47.2mm) and between lugs (20mm)

Some Additional Notes regarding the Autavia GMTs --

  •  

Last Updated: 01.31.2004 JMS