[Touch Diamond, MDA Compact IV ROM Development] adwinp:
No.

The 21109 is reportedly a chinese hex (quoting the betas forum)

There's technically a 21128 build, but can't confirm anything about it yet.

Here's the report:

5.2.21000 aku 1600 | AdobeFlash

5.2.21000 aku 1600 | AdobeFlash_LANG_0804

5.2.21007 aku 1600 | AUTOUPDATE

5.2.21000 aku 1600 | Autoupdate_Lang_0804

5.2.21009 aku 1600 | BaseApps

5.2.21009 aku 1600 | BaseAppsFiles

5.2.21009 aku 1600 | Base_DPI_192

5.2.21000 aku 1600 | base_dpi_192_resh_480_resv_640

5.2.21009 aku 1600 | Base_Lang_0804

5.2.21007 aku 1600 | Base_Lang_0804_DPI_192

5.2.21000 aku 1600 | Base_Lang_0804_DPI_192_RESH_480_RESV_640

5.2.21009 aku 1600 | Bluetooth

5.2.21000 aku 1600 | Bluetooth_Lang_0804

5.2.21009 aku 1600 | BROWSING

5.2.21009 aku 1600 | BROWSINGCORE

5.2.21009 aku 1600 | browsingie

5.2.21000 aku 1600 | browsingie_LANG_0804

5.2.21007 aku 1600 | Browsing_DPI_192

5.2.21002 aku 1600 | Browsing_Lang_0804

5.2.21009 aku 1600 | BTDUN

5.2.21009 aku 1600 | Bth_A2DP

5.2.21000 aku 1600 | Bth_A2DP_Lang_0804

5.2.21007 aku 1600 | Bth_HID

5.2.21000 aku 1600 | Bth_HID_Lang_0804

5.2.21009 aku 1600 | Catalog

5.2.21000 aku 1600 | Catalog_Lang_0804

5.2.21000 aku 1600 | CommonEA

5.2.21000 aku 1600 | DRM

5.2.21007 aku 1600 | Enterprise

5.2.21000 aku 1600 | Enterprise_DPI_192

5.2.21000 aku 1600 | Enterprise_Lang_0804

5.2.21000 aku 1600 | Enterprise_Lang_0804_DPI_192

5.2.21007 aku 1600 | Entertainment

5.2.21000 aku 1600 | Entertainment_DPI_192

5.2.21000 aku 1600 | Entertainment_Lang_0804

5.2.21000 aku 1600 | Entertainment_Lang_0804_DPI_192

5.2.21007 aku 1600 | FWUPDATE

5.2.21000 aku 1600 | Fwupdate_Lang_0804

5.2.21007 aku 1600 | gb18030

5.2.21007 aku 1600 | GPSID

5.2.21009 aku 1600 | INTERNETSHARING

5.2.21007 aku 1600 | IPSECVPN

5.2.21007 aku 1600 | IPSECVPN_DPI_192

5.2.21000 aku 1600 | IPSECVPN_Lang_0804

5.2.21009 aku 1600 | MediaOS

5.2.21007 aku 1600 | MediaOSFiles

5.2.21000 aku 1600 | MediaOS_dpi_192_resh_480_resv_640

5.2.21007 aku 1600 | MediaOS_Lang_0804

Error in version | NetCF

5.2.21009 aku 1600 | Office

5.2.21007 aku 1600 | Office_DPI_192

5.2.21005 aku 1600 | Office_Lang_0804

5.2.21000 aku 1600 | Office_Lang_0804_DPI_192

5.2.21000 aku 1600 | OneNote

5.2.21000 aku 1600 | OneNote_lang_0804

5.2.21009 aku 1600 | OS

5.2.21007 aku 1600 | OSFiles

5.2.21009 aku 1600 | Phone

5.2.21009 aku 1600 | PhoneRedist

5.2.21000 aku 1600 | PhoneRedist_DPI_192

5.2.21000 aku 1600 | PhoneRedist_Lang_0804

5.2.21000 aku 1600 | PhoneRedist_Lang_0804_DPI_192

5.2.21000 aku 1600 | Phone_DPI_192

5.2.21000 aku 1600 | Phone_dpi_192_resh_480_resv_640

5.2.21000 aku 1600 | Phone_Lang_0804

5.2.21000 aku 1600 | Phone_Lang_0804_DPI_192

5.2.21000 aku 1600 | ppgprov

5.2.21009 aku 1600 | Redist

5.2.21007 aku 1600 | Redist_DPI_192

5.2.21000 aku 1600 | Redist_dpi_192_resh_480_resv_640

5.2.21000 aku 1600 | Redist_Lang_0804

5.2.21000 aku 1600 | Redist_Lang_0804_DPI_192

5.2.21009 aku 1600 | RemoteDesktopMobile

5.2.21000 aku 1600 | RemoteDesktopMobile_Lang_0804

5.2.21000 aku 1600 | RUNTIMES

5.2.21000 aku 1600 | SampleMusic

5.2.21009 aku 1600 | Shell

5.2.21007 aku 1600 | SIM_TKit

5.2.21007 aku 1600 | SMIME

5.2.21009 aku 1600 | SMS_Providers

5.2.21000 aku 1600 | SQLCE

5.2.21000 aku 1600 | SqlCeMobile

5.2.21000 aku 1600 | SqlCeMobile_Lang_0804

5.2.21007 aku 1600 | SQM

5.2.21009 aku 1600 | WelcomeCenter

5.2.21000 aku 1600 | WelcomeCenter_Lang_0804

5.2.21000 aku 1600 | WindowsLive

5.2.21000 aku 1600 | WindowsLiveIM

5.2.21000 aku 1600 | WindowsLive_DPI_192

5.2.21000 aku 1600 | WindowsLive_Lang_0804

5.2.21007 aku 1600 | WWAN