These are the artworks Roberto made over the years. Most of the newer ones are placed at the beginning of each section as they show his recent style and ability. Please be advised that this gallery has uncensored images of nude paintings. Paintings marked with a 🔴 are already sold or no longer in the possession of the artist.
Cool Waters Series (Bestselling Series)

15 × 20 inches
pastel on board
2025

15 × 20 inches
pastel on board
2025

15 × 20 inches
pastel on board
2025

15 × 10 inches
pastel on board
2025

14 × 18 inches
acrylic on canvas
2024

12 × 9 inches
pastel on paper
2024

12 × 18 inches
Pastel on sanded paper
2024

12 × 18 inches
Pastel on sanded paper
2024

9 × 12 inches
pastel on paper
2024

16.5 × 11.7 inches (A3)
pastel on sanded paper
2024
Photo reference from Sarah Tamissa Alcantara

24 × 18 inches
oil on canvas
2024

16 x 12 inches
oil on canvas
2024

11.7 x 16.5 inches (A3)
Pastel on sanded paper
2024
Inspired by a photo I took in Malumpati Cold Spring, Pandan, Antique

11.7 x 16.5 inches (A3)
Pastel on sanded paper
2023
Reference from Bror Anders Eriksson on Unsplash

9 × 12 inches
Pastel on sanded paper
2023

10 × 12 inches
Oil pastel on velour paper
2023

9 × 12 inches
pastel on sanded paper
2022

Pastel on sanded paper
9 × 12 inches
2022

10 × 13 inches
2022
My artwork for the Harmony 3 artwork exchange activity held last December 8 at the Gateway Gallery. Now in the hands of Sir Dennis Baquial.

10 × 13 inches
pastel on paper
2022

pastel on paper
9 × 12 inches
2022
Reference photo: E. Adam

oil pastel on paper
12 × 9 inches
2022
Reference from S. Velani

oil pastel on paper
9 × 12 inches
2022

pastel on paper (Fabriano Tiziano)
9 x 12 inches
2022
Photo reference from Mr. Norbing Villez

12.5 in. × 19 in.
Pastel on paper
2021
From Sir Alvin Montano’s workshop in the 6th National Pastel Convention

24 in. × 48 in.
Acrylic on canvas
2021

Oil pastel on paper
11 in. × 14 in.
2021

12 in. × 16 in.
Pastel on sanded paper
2021
Photo reference: Jherwen Caluban Mermonde

Casein on paper
9 in. × 12 in.
2021
Photo reference from Let’s Paint group monthly challenge

18 x 12 inches
oil pastel on paper
2020

9 x 12 inches
oil pastel on paper
2020

11 x 14 inches
oil pastel on paper
2020

12 x 9 inches
oil pastel on paper
2020

8 x 8 inches
oil pastel on paper
2020

10 x 13 inches
pastel on paper
2020
Reference photo from Sir Norbing Villez

9 x 12 inches
watercolor on paper
2020
Photo reference from Mr. Santos V. Sulbise Jr.

9 x 12 inches
gouache on paper
2020
Photo reference: Ms. Joy Agdigos

18 x 24 inches
oil on canvas
photo reference from Mr. Santos Sulbise Jr.

10 x 13 inches
pastel on paper
2019

10 x 13 inches
pastel on paper
2019

24 x 36 inches
oil on canvas
2019

20 x 30 inches
acrylic on canvas
2018
Commissioned piece
Reference photo from Ms. Joy Agdigos / Let’s Paint Group

17 x 14 inches
acrylic on canvas
2017
Selected Works from Grupo Kwadro Live Portrait Sessions




Catharsis Series

36 × 36 inches
acrylic on canvas
2024

12 × 18 inches
egg tempera on paper
2024

12 × 18 inches
gouache on paper
2024

19 5/8 × 25 5/8 inches
pastel on sanded paper
2024

12 × 9 inches
pastel on sanded paper
2023

12 × 9 inches
pastel on paper
2023

9 × 12 inches
pastel on paper
2023
Pastel Paintings

11.7 × 16.5 inches
pastel on sanded paper
2024

24 × 18 inches
pastel on sanded paper
2023

16 × 12 inches
pastel on sanded paper
2022

18 × 12 inches
pastel on sanded paper
2022
This is my entry to the Harmony 3 group exhibit. For this piece, I focused on using a color palette, which is mostly composed of grays, blues, and browns.
Reference photo from Ms. Marie-Christine Schulz

16 × 12 inches
pastel on sanded paper
2022
Photo reference: Phem Soleno

pastel on sanded paper
16 × 12 inches
2022

Honorable Mention, 2021 PPA National Pastel Competition
25 in. × 19 in.
Pastel on sanded paper
2021

18 in. × 12 in.
Pastel on paper
2021



25.5 in. × 19.6 in.
Oil pastel on paper
Honorable mention, 4th National Pastel Competition
2020

pastel on paper
12.5 in. × 19 in.
2020
Based on a photo by Marie Bedard Caton
Last artwork made during the MECQ


pastel on paper
2020
Sketchbook Paintings, Inspired by James Gurney’s “Color in Practice”

Casein on A5 sketchbook
2021

Painted on Location
Casein on Sketchbook
5 in. × 8 in.
2021
















“Lost Innocence” Series (Studio Figures)

18 × 12 inches
Pastel on paper
2023

18 × 12 inches
Pastel on paper
2023

18 × 12 inches
Pastel on paper
2023

18 × 12 inches
Pastel on paper
2023

18 x 12 inches
Pastel on paper
2023
Live Figure Sketches

Nude sketching session
Gateway Gallery, Quezon City
18 January 2025
Ms. Zareen (ZakiNyan)
18 × 12 inches
pastel on paper
18 January 2025


Nude sketching session
Gateway Gallery, Quezon City
23 March 2024
Ya Ra
12 × 18 inches
pastel on paper
Urban Scenes

16 in. × 12 in.
Pastel on sanded paper
2021
Photo reference from Ms. Jeri Vega Oro









Studio Pastel Portraits

12.5 × 9.5 inches
pastel on paper
2022



















60-Minute Live Portraits from 2Q Artists Sessions, 2019









LIVE SKETCHES



Rural Scenes







Monochrome Sketches







Oil and Acrylic Portraits and Figures








GSIS NATIONAL ART COMPETITION ENTRIES





