Round|Lab Grown|IGI

1.00ct I VS1 Round Lab Grown Diamond

EX • I/VS1 • IGI LG375961248

Shape and cutting style on the report: Round brilliant

Certificate IGI LG375961248

Diamond specifications and retailer prices

From $790 USD
As of October 31, 2026
Save $920 USD (54%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,630 USD at Yorxs · As of October 29, 2026
View at Yorxs

About this 1ct lab-grown round diamond

This 1ct lab-grown round sits in the classic one-carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG375961248 or 375961248. Listed at 14 retailers as of October 31, 2026, with a 116% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
I
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG375961248
Dimensions6.40 × 6.35 × 4.02 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.40 mm6.35 mm1.00 ctI / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG375961248
Side View
Table 57.0%Crown 35.9°Girdle: MediumPavilion 41.3°Culet: NoneDepth 62.9%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $3,719 USD|Low: $790 USD|High: $5,010 USD|Avg: $2,449 USD|-0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Yorxs
October 30, 2026
Retailer 9$790 USD
Retailer 8$1,326 USD
Retailer 2$1,443 USD
Retailer 13$1,485 USD
Retailer 10$1,539 USD
Retailer 5$1,710 USD
Retailer 3$2,095 USD
Retailer 11$2,433 USD
Yorxs$2,630 USD
Retailer 6$2,829 USD
Retailer 12$2,868 USD
Retailer 1$3,719 USD
Retailer 4$4,404 USD
Retailer 7$4,971 USD

31 data points across 14 retailers

14 retailers$790 USD to $1,710 USD

B
Cheapest Retailer
-
$790 USD
B
Retailer 2
-
$1,326 USD
View
B
Retailer 3
-
$1,443 USD
View
B
Retailer 4
-
$1,485 USD
View
Final sale: no returns
Retailer 5
-
$1,539 USD
View
Price last confirmed 19 days ago
B
Retailer 6
-
$1,539 USD
View
B
Retailer 7
-
$1,710 USD
View
Retailer 8
-
$2,433 USD
View
Price under review
Most Expensive
Yorxs
C21041EEE · Oct 29
$2,630 USD
€2,505 EUR
View
Price under review
8 more retailers have this diamond
Prices start from $790 USDSave up to $920 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B
1.00ct Round
$790 USD