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Marquise|Lab Grown|IGI

3.06ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG683556692

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG683556692

Diamond specifications and retailer prices

From $522 USD
As of November 2, 2026
Save $1,428 USD (73%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,180 USD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 3.06ct lab-grown marquise diamond

This 3.06ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG683556692 or 683556692. Listed at 18 retailers as of November 1, 2026, with a 274% 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

3.06
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG683556692
Dimensions15.57 × 7.49 × 4.63 mm
L/W Ratio2.08
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.57 mm7.49 mm3.06 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG683556692
Side View
Table 60.0%Crown 35.5°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 61.8%

Caratlytics Score

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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: Nov 2
Current: $2,180 USD|Low: $493 USD|High: $2,210 USD|Avg: $1,195 USD|-1.4%
Rare Carat
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
November 2, 2026
Retailer 6$493 USD
Retailer 2$522 USD
Retailer 11$620 USD
Retailer 14$748 USD
Retailer 8$848 USD
Retailer 10$987 USD
Retailer 7$1,021 USD
Retailer 13$1,042 USD
Retailer 12$1,316 USD
Retailer 4$1,546 USD
Retailer 5$1,733 USD
Retailer 3$1,756 USD
Retailer 9$1,842 USD
Rare Carat$2,180 USD

36 data points across 14 retailers

18 retailers$522 USD to $1,950 USD

Retailer 1
-
$398 USD
Price last confirmed 36 days ago
Retailer 2
-
$445 USD
View
Price last confirmed 37 days ago
Retailer 3
-
$487 USD
View
Price last confirmed 37 days ago
A
Retailer 4
-
$522 USD
View
A
Retailer 5
-
$620 USD
View
B+
Retailer 6
-
$748 USD
View
A
Retailer 7
-
$848 USD
View
Retailer 8
-
$987 USD
View
Price last confirmed 7 days ago
A
Retailer 9
-
$1,021 USD
View
A
Retailer 10
-
$1,042 USD
View
B+
Retailer 11
-
$1,316 USD
View
Retailer 12
-
$1,433 USD
View
Price last confirmed 33 days ago
B+
Retailer 13
-
$1,546 USD
View
Retailer 14
-
$1,585 USD
View
Price last confirmed 36 days ago
B+
Retailer 15
-
$1,756 USD
View
B+
Retailer 16
-
$1,842 USD
View
B+
Retailer 17
-
$1,950 USD
View
Most Expensive
Rare Carat
668720_l_683556692 · Oct 28
$2,180 USD
View
Price last confirmed 7 days ago
17 more retailers have this diamond
Prices start from $522 USDSave up to $1,428 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
$522 USD