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Oval|Lab Grown|IGI

3.28ct D IF Oval Lab Grown Diamond

EX • D/IF • IGI LG764649974

Certificate IGI LG764649974

Diamond specifications and retailer prices

From $1,181 USD
Save $14,689 USD (93%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $15,870 USD at Brilliant Earth
View at Brilliant Earth

About this 3.28ct lab-grown oval diamond

This 3.28ct lab-grown oval 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 LG764649974 or 764649974. Listed at 17 retailers, with prices from $1,181 to $15,870 at Brilliant Earth, a $14,689 spread on the same certified stone. 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
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG764649974
Dimensions11.92 × 8.30 × 5.13 mm
L/W Ratio1.44
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
11.92 mm8.30 mm3.28 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG764649974
Side View
Table 60.0%Crown 32°Girdle: STK-THKPavilion 40.5°Culet: NoneDepth 61.8%

Caratlytics Score

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

Price History

Last verified: Sep 28
Current: $15,870 USD|Low: $1,181 USD|High: $15,880 USD|Avg: $4,073 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
Retailer 15
Retailer 16
Retailer 17
September 29, 2026
Retailer 11$1,181 USD
Retailer 16$1,285 USD
Retailer 14$1,352 USD
Retailer 12$1,371 USD
Retailer 9$1,587 USD
Retailer 17$1,630 USD
Retailer 8$1,960 USD
Retailer 2$2,049 USD
Retailer 3$2,241 USD
Retailer 7$2,465 USD
Retailer 15$2,569 USD
Retailer 4$3,307 USD
Retailer 5$3,330 USD
Retailer 10$4,456 USD
Retailer 6$4,801 USD
Retailer 13$5,890 USD
Brilliant Earth$15,870 USD

20 data points across 17 retailers

17 retailers$1,181 USD to $15,870 USD

A
Cheapest Retailer
-
$1,181 USD
A
Retailer 2
-
$1,285 USD
View
A
Retailer 3
-
$1,352 USD
View
A
Retailer 4
-
$1,371 USD
View
A
Retailer 5
-
$1,587 USD
HK$12,400 HKD
View
Price last confirmed 27 days ago
A
Retailer 6
-
$1,630 USD
View
A
Retailer 7
-
$1,960 USD
View
A
Retailer 8
-
$2,048 USD
£1,612 GBP
View
A
Retailer 9
-
$2,241 USD
€2,134 EUR
View
A
Retailer 10
-
$2,465 USD
View
A
Retailer 11
-
$2,569 USD
View
A
Retailer 12
-
$3,307 USD
£2,604 GBP
View
A
Retailer 13
-
$3,330 USD
View
B+
Retailer 14
-
$4,456 USD
£3,509 GBP
View
B+
Retailer 15
-
$4,801 USD
View
B+
Retailer 16
-
$5,890 USD
View
Most Expensive
B
Brilliant Earth
18152812A · Sep 29
$15,870 USD
View
16 more retailers have this diamond
Prices start from $1,181 USDSave up to $14,689 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
3.28ct Oval
$1,181 USD