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Marquise|Lab Grown|IGI

3.28ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG762546227

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG762546227

Diamond specifications and retailer prices

From $3,743 USD
As of October 31, 2026
Save $15,381 USD (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $19,124 USD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 3.28ct lab-grown marquise diamond

This 3.28ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG762546227 or 762546227. Listed at 14 retailers as of October 31, 2026, with prices from $3,743 to $19,124, a $15,381 spread on the same certified stone. Taylor and Hart lists it at $19,124. 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

3.28
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762546227
Dimensions15.05 × 7.74 × 4.91 mm
L/W Ratio1.94
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
15.05 mm7.74 mm3.28 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762546227
Side View
Table 57.0%Crown 35.4°Girdle: Slightly ThickPavilion 40.4°Culet: NoneDepth 63.4%

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 31
Current: $11,073 USD|Low: $3,743 USD|High: $19,124 USD|Avg: $9,741 USD|-14.6%
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
Taylor and Hart
November 1, 2026
Retailer 11$3,743 USD
Retailer 6$4,290 USD
Retailer 12$4,554 USD
Retailer 3$6,797 USD
Retailer 7$6,949 USD
Retailer 5$7,193 USD
Retailer 2$8,250 USD
Retailer 10$8,803 USD
Retailer 4$9,083 USD
Retailer 1$11,073 USD
Retailer 8$11,950 USD
Retailer 13$12,154 USD
Retailer 9$12,417 USD
Retailer 14$14,432 USD
Taylor and Hart$19,124 USD

39 data points across 15 retailers

14 retailers$3,743 USD to $19,124 USD

A
Cheapest Retailer
-
$3,743 USD
A
Retailer 2
-
$4,554 USD
View
B+
Retailer 3
-
$6,797 USD
HK$53,100 HKD
View
B+
Retailer 4
-
$6,949 USD
£5,472 GBP
View
Retailer 5
-
$7,193 USD
View
Price last confirmed 83 days ago
B+
Retailer 6
-
$8,250 USD
View
B+
Retailer 7
-
$8,803 USD
€8,384 EUR
View
B+
Retailer 8
-
$9,083 USD
View
B+
Retailer 9
-
$11,073 USD
£8,719 GBP
View
B+
Retailer 10
-
$11,950 USD
View
B+
Retailer 11
-
$12,154 USD
View
B+
Retailer 12
-
$12,417 USD
ZAR 200,592 ZAR
View
Retailer 13
-
$14,432 USD
View
Price last confirmed 8 days ago
Most Expensive
B
Taylor and Hart
BTSH2OS · Oct 31
$19,124 USD
View
13 more retailers have this diamond
Prices start from $3,743 USDSave up to $15,381 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
3.28ct Marquise
$3,743 USD