Round|Lab Grown|IGI

3.05ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG818614307

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818614307

Diamond specifications and retailer prices

From $644 USD
As of October 30, 2026
Save $4,480 USD (87%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $7,190 USD at Brilliant Earth · As of October 8, 2026
View at Brilliant Earth

About this 3.05ct lab-grown round diamond

This 3.05ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818614307 or 818614307. Listed at 22 retailers as of October 30, 2026, with a 696% 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

3.05
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818614307
Dimensions9.34 × 9.30 × 5.77 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
9.34 mm9.30 mm3.05 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818614307
Side View
Table 57.0%Crown 35.4°Girdle: MediumPavilion 41.1°Culet: NoneDepth 61.9%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: $1,508 USD|Low: $638 USD|High: $3,137 USD|Avg: $1,558 USD|-0.6%
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
Retailer 14
Retailer 15
October 30, 2026
Retailer 5$644 USD
Retailer 8$917 USD
Retailer 2$1,064 USD
Retailer 6$1,099 USD
Retailer 9$1,112 USD
Retailer 15$1,160 USD
Retailer 10$1,185 USD
Retailer 3$1,462 USD
Retailer 1$1,508 USD
Retailer 11$1,536 USD
Retailer 12$1,772 USD
Retailer 14$2,299 USD
Retailer 4$2,313 USD
Retailer 7$2,393 USD
Retailer 13$3,117 USD

32 data points across 15 retailers

22 retailers$644 USD to $5,124 USD

Retailer 1
-
$576 USD
Price last confirmed 8 days ago
A
Retailer 2
-
$644 USD
View
Final sale: no returns
A
Retailer 3
-
$645 USD
View
Retailer 4
-
$714 USD
View
Price last confirmed 9 days ago
A
Retailer 5
-
$917 USD
£722 GBP
View
A
Retailer 6
-
$1,064 USD
View
A
Retailer 7
-
$1,099 USD
View
A
Retailer 8
-
$1,112 USD
£875 GBP
View
Retailer 9
-
$1,160 USD
View
Price last confirmed 7 days ago
B+
Retailer 10
-
$1,185 USD
€1,129 EUR
View
B+
Retailer 11
-
$1,462 USD
View
B+
Retailer 12
-
$1,508 USD
A$2,320 AUD
View
B+
Retailer 13
-
$1,536 USD
ZAR 24,821 ZAR
View
Retailer 14
-
$1,772 USD
View
Retailer 15
-
$1,878 USD
View
Price last confirmed 9 days ago
B
Retailer 16
-
$2,299 USD
View
B
Retailer 17
-
$2,313 USD
View
B
Retailer 18
-
$2,393 USD
View
Retailer 19
-
$3,117 USD
£2,454 GBP
View
Price last confirmed 9 days ago
B
Retailer 20
-
$4,120 USD
CA$5,722 CAD
View
B
Retailer 21
-
$5,124 USD
View
Most Expensive
Brilliant Earth
20684397A · Oct 8
$7,190 USD
View
Price under review
21 more retailers have this diamond
Prices start from $644 USDSave up to $4,480 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
3.05ct Round
$644 USD