Inside case back:
Bulova Quality
AAA
Pat. Jan. 11, 1927
Sold in 2010

{DB updated 2012-02-10 from Sky King to Frandenbully to reflect incorrect jewel count and dial inconsistencies w/ ads.  1932 ad of Sky King w/ minute track toneau in six sided bezel not applicable in 1930}

Tonneau style inside case back says: Pat. Jan 11, 1927 Bulova Rold Gold Plate New York  15J Swiss

{record cleaned up 2012-02-22}

Inside case back reads: Bulova 14K Gold Filled American Standard Pat. Jun. 10, 1924.  1926 movement, possible a 1926 Conqueror, the model the Lone Eagle was based on.

{updated to new DB format 2012/03/22}

Tonneau style Inside back case Bulova Quality A Pat. Jan 11,1927  15J Swiss 4 Adj   Raised acrylic crystal

Updated 5 march 2012 for new fomat.  Also changed from 1929 to 1930.  Case SN indicates 1930 production date.

EDIT: 2015.08.17  Case Signature is Bulova Quality, oAo, Pat Jan 11 1927

15J Adjusted

15 jewel 4 ADJ.

Recently refurbished

Cannot get back open (yet) to see entire movement s/n.  17J Swiss

{updated 2012-02-11  No longer have watch.  Notes missing.  Can't see date symbol in picture.  Case SN suggests 1929}

Dial Variant

1927 patent date