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Round|Lab Grown|IGI

3.18ct E VS1 Round Lab Grown Diamond

ID • E/VS1 • IGI LG797658706

Certificate IGI LG797658706

Diamond specifications and retailer prices

From $554 USD
Save $4,076 USD (88%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $6,920 USD at Brilliant Earth
View at Brilliant Earth

About this 3.18ct lab-grown round diamond

This 3.18ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG797658706 or 797658706. Listed at 15 retailers, with a 736% 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

3.18
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797658706
Dimensions9.40 × 9.45 × 5.76 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.40 mm9.45 mm3.18 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797658706
Side View
Table 60.0%Crown 35.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.2%

Caratlytics Score

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

Price History

Last verified: Oct 1
Current: $6,920 USD|Low: $396 USD|High: $6,920 USD|Avg: $2,333 USD
Brilliant Earth
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
October 1, 2026
Retailer 12$554 USD
Retailer 6$840 USD
Retailer 3$857 USD
Retailer 7$922 USD
Retailer 8$965 USD
Retailer 2$1,022 USD
Retailer 13$1,079 USD
Retailer 11$1,511 USD
Retailer 5$1,544 USD
Retailer 14$1,595 USD
Retailer 10$3,134 USD
Retailer 9$3,712 USD
Retailer 4$4,020 USD
Brilliant Earth$6,920 USD

35 data points across 14 retailers

15 retailers$554 USD to $4,630 USD

A
Cheapest Retailer
-
$554 USD
B+
Retailer 2
-
$840 USD
View
B+
Retailer 3
-
$857 USD
View
A
Retailer 4
-
$922 USD
£726 GBP
View
B+
Retailer 5
-
$965 USD
View
A
Retailer 6
-
$1,022 USD
€973 EUR
View
B+
Retailer 7
-
$1,079 USD
View
Price last confirmed 7 days ago
B+
Retailer 8
-
$1,511 USD
A$2,325 AUD
View
B
Retailer 9
-
$1,544 USD
View
B
Retailer 10
-
$1,595 USD
View
B
Retailer 11
-
$3,134 USD
£2,468 GBP
View
B
Retailer 12
-
$3,712 USD
View
B
Retailer 13
-
$4,020 USD
View
C
Retailer 14
-
$4,630 USD
View
Most Expensive
B
Brilliant Earth
19839276A · Sep 1
$6,920 USD
View
Price under review
14 more retailers have this diamond
Prices start from $554 USDSave up to $4,076 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.

A
3.18ct Round
$554 USD