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Marquise|Lab Grown|IGI

3.06ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG818696677

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818696677

Diamond specifications and retailer prices

From $2,292 USD
As of October 30, 2026
Save $13,738 USD (86%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $16,030 USD at Novita Diamonds · As of November 1, 2026
View at Novita Diamonds

About this 3.06ct lab-grown marquise diamond

This 3.06ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818696677 or 818696677. Listed at 24 retailers as of October 30, 2026, with prices from $2,292 to $16,030, a $13,738 spread on the same certified stone. Novita Diamonds lists it at $16,030. 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

3.06
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818696677
Dimensions14.86 × 7.62 × 4.58 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.86 mm7.62 mm3.06 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818696677
Side View
Table 60.0%Crown 36.2°Girdle: STK-THKPavilion 38.4°Culet: NoneDepth 60.1%

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: $16,030 USD|Low: $2,292 USD|High: $16,231 USD|Avg: $5,602 USD|-1.2%
Novita Diamonds
Retailer 2
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Retailer 21
November 1, 2026
Retailer 14$2,292 USD
Retailer 7$2,494 USD
Retailer 6$2,566 USD
Retailer 18$2,659 USD
Retailer 20$2,740 USD
Retailer 13$3,163 USD
Retailer 4$3,318 USD
Retailer 15$3,630 USD
Retailer 5$3,654 USD
Retailer 16$4,074 USD
Retailer 19$4,221 USD
Retailer 10$5,044 USD
Retailer 2$6,003 USD
Retailer 8$6,045 USD
Retailer 17$6,174 USD
Retailer 11$6,745 USD
Retailer 21$7,252 USD
Retailer 9$7,869 USD
Retailer 12$9,287 USD
Retailer 3$9,747 USD
Novita Diamonds$16,030 USD

25 data points across 21 retailers

24 retailers$2,292 USD to $16,030 USD

A
Cheapest Retailer
-
$2,292 USD
A
Retailer 2
-
$2,494 USD
View
A
Retailer 3
-
$2,566 USD
View
Final sale: no returns
A
Retailer 4
-
$2,659 USD
View
A
Retailer 5
-
$2,740 USD
View
Retailer 6
-
$2,834 USD
View
Price last confirmed 20 days ago
A
Retailer 7
-
$3,163 USD
£2,491 GBP
View
A
Retailer 8
-
$3,318 USD
View
A
Retailer 9
-
$3,630 USD
£2,859 GBP
View
A
Retailer 10
-
$3,654 USD
View
A
Retailer 11
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$4,050 USD
View
A
Retailer 12
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$4,074 USD
View
A
Retailer 13
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$4,221 USD
€4,020 EUR
View
A
Retailer 14
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$5,044 USD
£3,972 GBP
View
A
Retailer 15
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$6,003 USD
A$9,236 AUD
View
A
Retailer 16
-
$6,045 USD
View
B+
Retailer 17
-
$6,174 USD
ZAR 99,736 ZAR
View
B+
Retailer 18
-
$6,745 USD
View
B+
Retailer 19
-
$7,252 USD
£5,710 GBP
View
B+
Retailer 20
-
$7,660 USD
View
B+
Retailer 21
-
$7,869 USD
View
B+
Retailer 22
-
$9,287 USD
View
B+
Retailer 23
-
$9,747 USD
View
Most Expensive
B
Novita Diamonds
cert_818696677 · Nov 1
$16,030 USD
A$24,662 AUD
View
23 more retailers have this diamond
Prices start from $2,292 USDSave up to $13,738 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
3.06ct Marquise
$2,292 USD