Seiko 5 Lug Widths (Ref. Start: HDB/SARZ/SRP/SSK)
| Reference Number | Lug Width |
| HDB001 | 20mm |
| HDB002 | 20mm |
| HDB006 | 20mm |
| HDB007 | 20mm |
| HDB008 | 20mm |
| HDB009 | 20mm |
| SARZ001 | 22mm |
| SARZ003 | 20mm |
| SARZ005 | 20mm |
| SARZ005 | 20mm |
| SARZ006 | 20mm |
| SARZ008 | 22mm |
| SARZ010 | 22mm |
| SARZ011 | 22mm |
| SARZ014 | 20mm |
| SRPD51 | 22mm |
| SRPD53 | 22mm |
| SRPD55 | 22mm |
| SRPD57 | 22mm |
| SRPD59 | 22mm |
| SRPD61 | 22mm |
| SRPD63 | 22mm |
| SRPD65 | 22mm |
| SRPD67 | 22mm |
| SRPD71 | 22mm |
| SRPD73 | 22mm |
| SRPD76 | 22mm |
| SRPD77 | 22mm |
| SRPD79 | 22mm |
| SRPE51 | 20mm |
| SRPE53 | 20mm |
| SRPE55 | 20mm |
| SRPE57 | 20mm |
| SRPE61 | 20mm |
| SRPE63 | 20mm |
| SRPE65 | 20mm |
| SRPE67 | 20mm |
| SRPE69 | 20mm |
| SRPE71 | 22mm |
| SRPE74 | 22mm |
| SRPE77 | 22mm |
| SRPE79 | 22mm |
| SRPE80 | 22mm |
| SRPG27 | 20mm |
| SRPG29 | 20mm |
| SRPG31 | 20mm |
| SRPG35 | 20mm |
| SRPG37 | 20mm |
| SRPG39 | 20mm |
| SRPG41 | 20mm |
| SRPG42 | 20mm |
| SRPG61 | 22mm |
| SRPG63 | 20mm |
| SRPH21 | 20mm |
| SRPH23 | 20mm |
| SRPH25 | 20mm |
| SRPH27 | 20mm |
| SRPH29 | 20mm |
| SRPH31 | 20mm |
| SRPH33 | 20mm |
| SRPJ45 | 22mm |
| SRPJ47 | 22mm |
| SRPJ49 | 22mm |
| SRPJ75 | 22mm |
| SRPJ79 | 22mm |
| SRPJ81 | 20mm |
| SRPJ83 | 18mm |
| SRPJ85 | 18mm |
| SRPJ87 | 18mm |
| SRPJ89 | 18mm |
| SRPK03 | 22mm |
| SRPK05 | 22mm |
| SRPK07 | 22mm |
| SRPK08 | 22mm |
| SRPK17 | 20mm |
| SRPK29 | 20mm |
| SRPK31 | 20mm |
| SRPK33 | 20mm |
| SRPK87 | 18mm |
| SRPK89 | 18mm |
| SRPK91 | 18mm |
| SRPK97 | 22mm |
| SRPK99 | 22mm |
| SRPL33 | 22mm |
| SRPL35 | 22mm |
| SRPL37 | 22mm |
| SRPL39 | 22mm |
| SRPL55 | 18mm |
| SRPL57 | 18mm |
| SRPL59 | 18mm |
| SRPL77 | 20mm |
| SRPL79 | 20mm |
| SRPL83 | 22mm |
| SRPL85 | 22mm |
| SRPL87 | 22mm |
| SRPL89 | 22mm |
| SRPL91 | 20mm |
| SRPL93 | 20mm |
| SRPL95 | 22mm |
| SRPM07 | 20mm |
| SRPM09 | 20mm |
| SSK001 | 22mm |
| SSK003 | 22mm |
| SSK005 | 22mm |
| SSK023 | 20mm |
| SSK025 | 20mm |
| SSK033 | 22mm |
| SSK035 | 22mm |
| SSK036 | 22mm |
| SSK059 | 20mm |
