Sampson Lewkowicz, of Sampson Boxing LLC, and world middleweight champion Sergio "Maravilla" Martínez, of Maravilla Box, will make his promotional debut in home country of Argentina on Saturday, November 3, in La Unión Club of the city of Colón, in Entre Ríos, Argentina, in a jam-packed night of professional boxing presenting two world title fights and several top contenders in important battles.
 
Co-promoted by Maravilla Box, Sampson Lewkowicz of Sampson Boxing and Carlos Gonzalez of Best Box, the exciting night will feature in the 12-round main event, WBA #2 contender Roberto "La Araña" Vasquez (32-5, 22 KOs) of Panama City, Panama, taking on WBA #3 contender John Mark "Iceman" Apolinario (17-2-1 4 KOs) of Sarangani, Philippines, for the Interim WBA World Bantamweight Championship.
 
The 29-year-old southpaw Vasquez is a former WBA World light flyweight Champion. 22-year-old Apolinario won the WBO Oriental Super Flyweight title in 2009.
 
In the night's 10-round co-main event, Cecilia "La Reina" Comunales (9-1, 6 KOs) from Paysandú, Uruguay, will make the first defense of her WBA female lightweight title against Simone Da Silva Duarte (11-3, 4 KOs), from Sao Paulo, Sao Paulo, Brazil. The 23-year-old Comunales won the title with a TKO 1 over Maribel Santana last March in Panama City, Panama.
 
On the jam-packed undercard:

In a 10-round welterweight bout for the vacant WBA Fedelatin Welterweight Title, Azael "Turbo" Cosio (15-1-2, 12 KOs), from Santa Marta, Panama, will face Cesar Vélez (11-3-1, 4 KOs) from Cordoba, Argentina, for the Latino WBC super welterweight championship.
 
In a 10-round super featherweight bout, Israel "Cachito" Pérez (23-2-1, 13 KOs), from Oxnard, California, via Buenos Aires, will face Orlen Padilla (19-3-1, 17 KOs), from Puerto Colombia, Colombia, for the Latino WBC super featherweight championship.
 
In another 10-round super featherweight bout, Fernando David "El Vasco" Saucedo (46-5-3, 4 KOs), from Buenos Aires, Argentina takes on Cristian "El Tigre" Palma (18-6-1, 5 KOs), from Lautaro, Chile, for the Latino IBF super featherweight championship.
 
In a 10-round super bantamweight bout, Jonathan "Salomon King" Guzmán (8-0, 8 KOs), of Santo Domingo, Dominican Republic, will face Emerson "The Winner" Santos Carvalho (10-3-1, 8 KOs), from Sao Paulo, Brazil, for the Latino WBC super bantamweight championship.
 
In an 8-round welterweight bout, Juan Carlos "Merengue" Abreu (12-0, 11 KOs), Santo Domingo, Dominican Republic, will face Claudinei "Volcano" Lacerda (14-6, 10 KOs), from Sombrio, Santa Catarina, Brazil.
 
In another 8-round lightweight bout, undefeated Braulio "El Chavo" Rodríguez (9-0, 9 KOs), from Santo Domingo, Dominican Republic, will take on Roberto Santos De Jesus (14-7, 10 KOs), from Sao Paulo, Brazil.
 
And in a 4-round super bantamweight bout, Gastón Suárez (3-1), from La Plata, Argentina, will face Ángel Delforno (2-2), from Paysandú, Uruguay.
 
The beautiful City of Colón in Argentina is located on the western shore of the Uruguay River and lies opposite Paysandú, Uruguay. Colón is the center of an important tourist region, featuring high-quality hotels, a casino, and also a hot springs and associated facilities.

The event will be televised by TyC Sports in Argentina (and lots of parts of America), in Panama on RPC Channel 4, in Uruguay on VTV and Channel 10, and on TV5 in the Philippines.
 
Weigh-in complete results:

Cecilia Comunales 134.5  vs. Simone Da Silva Duarte 135
WBA world female lightweight title.

Roberto Vázquez 117.6  vs. John Mark Apolinario 116.8
WBA world bantamweight title.

Azael Cosio 147.3  vs. César Vélez 147.3
Latino WBC super welterweight title, vacant

Israel Pérez 128.75  vs. Orlen Padilla 129.4

Latino WBC super featherweight title

Fernando Saucedo 128.5  vs. Cristian Palma 129.8
Latino IBF super featherweight title

Saucedo

Jonathan Guzmán 120.5  vs. Emerson Santos Carvalho 121.5
Latino WBC super bantamweight title

Juan Carlos Abreu 141.3  vs. Claudinei Lacerda

Braulio Rodríguez 132.2  vs. Roberto Santos De Jesús 126.1

Gastón Suárez 121  vs. Ángel Delforno 121.2

Escenario: Club La Unión de Colón, Entre Ríos, Argentina. Promotor: Sampson Boxing LLC and Maravilla Box. TV: TyC Sports (Argentina and parts of América),VTV and Channel10 (Uruguay), RPC Channel 4 (Panama), and TV5 (Filipinas).