Round|Lab Grown|IGI

3.07ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG840654388

Shape and cutting style on the report: Round brilliant

Certificate IGI LG840654388

Diamond specifications and retailer prices

From $390 USD
As of October 29, 2026
Save $419 USD (52%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,845 USD at Rare Carat · As of October 14, 2026
View at Rare Carat

About this 3.07ct lab-grown round diamond

This 3.07ct lab-grown round sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG840654388 or 840654388. Listed at 3 retailers as of October 29, 2026, with a 107% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.07
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840654388
Dimensions9.28 × 9.31 × 5.75 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.28 mm9.31 mm3.07 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840654388
Side View
Table 56.0%Crown 35.3°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $1,845 USD|Low: $390 USD|High: $1,845 USD|Avg: $1,205 USD
Rare Carat
Retailer 2
Retailer 3
October 29, 2026
Retailer 3$390 USD
Retailer 2$809 USD
Rare Carat$1,845 USD

22 data points across 3 retailers

3 retailers$390 USD to $809 USD

A
Cheapest Retailer
-
$390 USD
Final sale: no returns
A
Retailer 2
-
$809 USD
£637 GBP
View
Most Expensive
B
Rare Carat
840654388 · Oct 14
$1,845 USD
View
Price last confirmed 14 days ago
2 more retailers have this diamond
Prices start from $390 USDSave up to $419 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.

A
3.07ct Round
$390 USD