Nicolás Dematei

Following his move to Gimnasia Jujuy, Dematei's current-season form is up 79% on last season (Season 19→34), while his Rating eased 12→9. That makes this his strongest season for form to date.

Domestic career

Season	Club	Apps	G	Match	RTG	Season
2025/26	Gimnasia Jujuy · 9th	15	0	—	9	34
2024/25	Gimnasia Jujuy	18	1	—	—	—
2024/25	Deportivo Riestra · 17th	14	0	6.73	12	19
2023/24	Deportivo Riestra	32	3	—	—	—
2022/23	Almagro	29	0	—	—	—
2021/22	Agropecuario	30	2	—	—	—

Domestic-league totals per season. RTG = Field Insider Rating (potential / ceiling); Season = age-blind form that year. 12 earlier seasons in the full career.

Scout report

Experienced headCentral defender

N. Dematei is a 38-year-old central defender at Gimnasia Jujuy, enjoying a standout season — 0 goals and 0 assists in 15 appearances, a Season grade of 34, top 8% of Primera Nacional centre-backs. On long-term scout potential he's rated 8.8, ranking 347th of 384 in the Primera Nacional. A seasoned veteran, he has been a rotation option (58.8% of available minutes). Below: strengths, watch-points, market-value outlook and the latest transfer news on Dematei.

Judged on this season alone, Dematei graded 34 — an excellent campaign that ranks top 8% of the 139 centre-backs in the Primera Nacional, on 8 clean sheets and 0 defensive actions per 90.

Year-on-year, that's a clear step up on last season (Season 19 → 34).

On long-term talent our Rating reads 9, 129th of 139 of the 139 centre-backs in the Primera Nacional. At 38 Dematei is into the veteran stage, where the age curve weighs on the projection, and a market index of 0.6 reflects that trajectory.

From the career report

Read the full career report →

A career still climbing — Dematei is at his peak right now, and the curve hasn't flattened.

Peak: 2025/26Trending up

Current potential129th of 139 centre-backs · Primera Nacional Current seasonTop 8% centre-backs · Primera Nacional 11th-best centre-back in the Primera Nacional 347th in the Primera Nacional · potential 129th-highest potential centre-back in the Primera Nacional

8.8

Ratingi

129th of 139 centre-backs

Seasoni

developing / rotation level

58.8%

Minutes

rotation minutes

Def. actions / 90

light defensive volume

Output in context · Gimnasia Jujuy finished 9th of 18 · a mid-table side

Apps

Def. / 90

—

Tackles

—

Interceptions

Clean sheets

0 tackles, blocks & interceptions per 90 — light defensive volume, with 8 clean sheets across 15 appearances.

Watch points

Game time. Only 58.8% of available minutes — needs a settled run to prove the level.
Defensive numbers. Modest 0 defensive actions per 90 for the position.
Age curve. At 38, both level and resale value are on the downslope.
Level. Rates below a nailed-on top-tier starter on our model.

Outlook

With a Rating of 8.8, Dematei carries the 129th-highest potential of the centre-backs in the Primera Nacional of 139. Defensively he reads as light defensive volume (0 tackles, blocks & interceptions per 90). Veteran phase — a short-term, lower-fee proposition as both level and value decline (0.5× and falling).

Generated from Field Insider's rating model · AI-written analysis to follow.

Per 90 & availability

Minutes played %58.8%

Available fixtures25 of 26

Goals / 900

Assists / 900

Goal contribution / 900

Defensive actions / 900

Player flow

Goal involvements0

Cards / 900.34

Season-by-season progression

Rating (potential)Season (form)

Value & potential by age

Market valueRating

Solid = now · dashed = projected

The gold line is market value — an index (not €) blending rating, age and league. It climbs through the early 20s, peaks around ages 23–27 (~3), then tapers with age. At 38, Dematei sits on 0.6, past its peak and easing. The blue line is Dematei's projected Rating — 8.8 today — recomputed at each age, so it follows the same rise-and-fall as a career matures and declines. Solid = up to today; dashed = projected.

Season statistics

Bars = where he ranks among centre-backs in the Primera Nacional with 600+ minutes this season.

Shooting

Goals0

Passing

Assists0

Yellow/red cards

Yellow cards5

Red cards0

Transfer history

Gimnasia JujuyJun 2024 – nowFree

Deportivo RiestraNov 2022 – Jun 2024Free

Almagrountil Nov 2022

AgropecuarioJul 2019 – Nov 2022Free

Independ. RivadaviaAug 2018 – Jul 2019Free

AAtletico DE Rafaelauntil Aug 2018

CCrucero Del NorteJul 2014 – Aug 2018Free

Instituto CordobaJul 2013 – Jul 2014Free

Sarmiento JuninJul 2011 – Jul 2013Free

Defensa Y Justiciauntil Jul 2011

About N. Dematei

Nicolás Diego Dematei is a 38-year-old centre-back who plays for Gimnasia Jujuy, born on November 19, 1987 in Mercedes. He is from Argentina. Gimnasia Jujuy currently sit 9th of 18 in the Primera Nacional.

This season

In the current season, N. Dematei has made 15 appearances with 0 goals and 0 assists across 1,323 minutes, with 5 yellow cards.

N. Dematei's next match is on September 1, 2026, when Gimnasia Jujuy face Agropecuario at home in the Primera Nacional.

Field Insider's view

Field Insider currently rates N. Dematei at 8.8 with a Season form score of 34, ranking 347th of 384 centre-backs in the Primera Nacional. See the full scout report for strengths, watch-points and the market-value outlook.

His honours include 2 career titles — among them the Prim B Metro. Full list in the career record.

Career

Across 17 recorded seasons, N. Dematei has totalled 329 club appearances with 11 goals and 0 assists for 12 different clubs. His busiest campaign came in 2023/24, with 32 appearances for Deportivo Riestra.

N. Dematei's career has also included time at Deportivo Riestra, Almagro, Agropecuario, Independ. Rivadavia, AAtletico DE Rafaela, CCrucero Del Norte, Instituto Cordoba, Sarmiento Junin and Defensa Y Justicia.

Transfer news

No transfer news found for this player.

Profile

Season stats

Career

Scout report

Output in context · Gimnasia Jujuy finished 9th of 18 · a mid-table side

Watch points