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Round|Lab Grown|IGI

1.07ct I VS1 Round Lab Grown Diamond

EX • I/VS1 • IGI LG305809679

Shape and cutting style on the report: Round brilliant

Certificate IGI LG305809679

Diamond specifications and retailer prices

From $850 USD
As of October 28, 2026
Save $965 USD (53%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,984 USD at Friendly Diamonds · As of October 30, 2026
View at Friendly Diamonds

About this 1.07ct lab-grown round diamond

This 1.07ct 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 LG305809679 or 305809679. Listed at 14 retailers as of October 28, 2026, with a 114% 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

1.07
Carat
I
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG305809679
Dimensions6.62 × 6.57 × 3.98 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
6.62 mm6.57 mm1.07 ctI / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG305809679
Side View
Table 60.5%Crown 33.4°Girdle: MED-STKPavilion 41°Culet: NoneDepth 60.3%

Caratlytics Score

How it works →
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 28
Current: $2,984 USD|Low: $850 USD|High: $4,759 USD|Avg: $2,576 USD
Friendly Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 30, 2026
Retailer 12$850 USD
Retailer 11$1,417 USD
Retailer 4$1,542 USD
Retailer 15$1,586 USD
Retailer 13$1,644 USD
Retailer 7$1,815 USD
Retailer 5$2,223 USD
Retailer 14$2,595 USD
Retailer 9$2,808 USD
Friendly Diamonds$2,984 USD
Retailer 8$3,022 USD
Retailer 3$3,082 USD
Retailer 2$3,973 USD
Retailer 6$4,707 USD
Retailer 10$4,721 USD

32 data points across 15 retailers

14 retailers$850 USD to $1,815 USD

B
Cheapest Retailer
-
$850 USD
B
Retailer 2
-
$1,417 USD
View
B
Retailer 3
-
$1,542 USD
View
B
Retailer 4
-
$1,586 USD
View
Final sale: no returns
Retailer 5
-
$1,644 USD
View
Price last confirmed 18 days ago
B
Retailer 6
-
$1,644 USD
View
B
Retailer 7
-
$1,815 USD
View
Retailer 8
-
$2,595 USD
View
Price under review
Retailer 9
-
$2,808 USD
€2,674 EUR
View
Price under review
Most Expensive
Friendly Diamonds
6105182 · Oct 30
$2,984 USD
View
Price under review
9 more retailers have this diamond
Prices start from $850 USDSave up to $965 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
1.07ct Round
$850 USD