The DID rep posted the specs on OSW. They never seem to list the full details on their 3R site.
Base
1 Super Realistic Headsculpt
2 1:6 HG Body (Slim Tall Ver.)
3 Left Palm X 5 + Right Palm X 4
Outfits
4 Visor cap
5 Side cap
6 Blue uniform
7 Blue trousers
8 Blue greatcoat
9 White shirt
10 Black tie
11 Grey gloves
12 Ceremonial belt
13 Black shoes
Accessories
14 Binoculars
15 Watch
16 Großadmiral Karl Dönitz baton
17 Großadmiral Karl Dönitz Interim baton
18 Stand base(plastic)
Weapon
19 Dagger and scabbard (metal)
Insignia
20 Knight's Cross with Oak Leaves, Swords, and Diamonds
21 Shoulder board x 1 pair
22 Breast Eagle x 1
23 WWII U-boat War Badge x 1 (for uniform)
24 Clasp to the Iron Cross
25 Iron Cross 1st Class
26 WWI Imperial U-Boat Badge x 1
27 WWII U-boat War Badge x 1 (for stand base)
28 WWII German Navy Anchor Emblem x 1 (for stand base)
29 Ribbon Bar x 1
PS: The 1/6 action figure D80148 that is shown in the image is NOT included in GM654.
It confirms that the slimmer baton is an Interimstab, the lighter and thinner baton often carried while on active service, resembling a swagger stick.