diff --git a/backend/api/v1/modules/a76/parts/service.py b/backend/api/v1/modules/a76/parts/service.py
index 16b06872..e6073ebb 100644
--- a/backend/api/v1/modules/a76/parts/service.py
+++ b/backend/api/v1/modules/a76/parts/service.py
@@ -138,6 +138,7 @@ class PartService:
     def create(cls, db: Session, part_data: PartCreateDTO, tenant_id: int, company_id: int) -> Part:
         # 1. Preparar datos
         data = part_data.model_dump()
+        print(f"DEBUG: PartService.create - full data: {data}")
         
         # Separar datos anidados
         fa_dict = data.pop('fa_data', None)
@@ -316,6 +317,7 @@ class PartService:
 
     @classmethod
     def update(cls, db: Session, part_id: int, tenant_id: int, part_data: PartUpdateDTO, company_id: int) -> Optional[Part]:
+        print(f"DEBUG: PartService.update - part_id={part_id}, data={part_data.model_dump(exclude_unset=True)}")
         db_part = PartService.get_by_id(db, part_id, tenant_id, company_id)
         if not db_part:
             return None
diff --git a/frontend/src/lib/components/dashboard/goods/parts/partForm.svelte b/frontend/src/lib/components/dashboard/goods/parts/partForm.svelte
index 76b214ba..ab28cdb3 100644
--- a/frontend/src/lib/components/dashboard/goods/parts/partForm.svelte
+++ b/frontend/src/lib/components/dashboard/goods/parts/partForm.svelte
@@ -56,6 +56,7 @@
 	import { clientsProvidersApi } from '$lib/api/dashboard/a76/clients-providers';
 	import { classesApi } from '$lib/api/dashboard/a76/classes';
 	import { materialTypesApi } from '$lib/api/dashboard/a76/material-types';
+	import { countriesApi } from '$lib/api/dashboard/reference_data/countries';
 
 	// Modales
 	import {
@@ -640,6 +641,7 @@
 				if (d.part_class) await fetchClassDesc(d.part_class, companyId);
 				if (d.inv_data?.material_type) await fetchMaterialName(d.inv_data.material_type);
 				await fetchSectorDesc(formData.sector);
+				if (formData.origin_country) await fetchCountryName(formData.origin_country);
 			}
 		} catch (e) {
 			console.error(e);
@@ -714,6 +716,19 @@
 		}
 	}
 
+	async function fetchCountryName(code: string) {
+		selectedCountryName = '';
+		if (!code) return;
+		try {
+			const res = await countriesApi.get(code);
+			if (res.data) {
+				selectedCountryName = res.data.description_es || res.data.description_en || '';
+			}
+		} catch (e) {
+			console.error('Error fetching country name', e);
+		}
+	}
+
 	// --- HANDLERS ---
 	function handleClientSelect(client: any) {
 		if (modalContext === 'non_discharge') {
@@ -1808,6 +1823,35 @@
 														>
 													</div>
 												</div>
+
+												<div class="space-y-2">
+													<Label for="inv_origin" class="font-semibold">País Origen</Label>
+													<div class="flex gap-2">
+														<div class="relative w-full">
+															<Globe class="absolute top-2.5 left-3 h-4 w-4 text-muted-foreground" />
+															<Input
+																id="inv_origin"
+																bind:value={selectedCountryName}
+																readonly
+																onclick={() => (showCountryModal = true)}
+																onkeydown={(event) =>
+																	openOnEnterOrSpace(event, () => (showCountryModal = true))}
+																tabindex="0"
+																class="cursor-pointer pl-9 transition-colors hover:bg-muted/50"
+																placeholder="Seleccione..."
+															/>
+														</div>
+														<Button
+															variant="outline"
+															size="icon"
+															type="button"
+															onclick={() => (showCountryModal = true)}
+															class="shrink-0"
+														>
+															<FolderSearch class="h-4 w-4" />
+														</Button>
+													</div>
+												</div>
 											</div>
 
 											<div