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Oval|Lab Grown|IGI

3.28ct D IF Oval Lab Grown Diamond

EX • D/IF • IGI LG800634986

Certificate IGI LG800634986

Diamond specifications and retailer prices

From $1,605 USD
Save $9,815 USD (86%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $11,420 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 LG800634986 or 800634986. Listed at 23 retailers, with prices from $1,605 to $11,420 at Brilliant Earth, a $9,815 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 angle33.1°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800634986
Dimensions12.51 × 8.44 × 5.13 mm
L/W Ratio1.48
Girdle conditionFaceted
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
12.51 mm8.44 mm3.28 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800634986
Side View
Table 56.0%Crown 33.1°Girdle: THN-MEDPavilion 40.2°Culet: NoneDepth 60.8%

Caratlytics Score

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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 29
Current: $11,420 USD|Low: $920 USD|High: $11,540 USD|Avg: $3,396 USD|-1.0%
Brilliant Earth
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Retailer 24
September 29, 2026
Retailer 9$920 USD
Retailer 6$1,382 USD
Retailer 2$1,605 USD
Retailer 17$1,651 USD
Retailer 3$1,687 USD
Retailer 18$1,720 USD
Retailer 13$2,142 USD
Retailer 23$2,233 USD
Retailer 22$2,243 USD
Retailer 15$2,742 USD
Retailer 8$2,917 USD
Retailer 21$3,236 USD
Retailer 4$3,246 USD
Retailer 12$3,348 USD
Retailer 7$3,459 USD
Retailer 5$4,228 USD
Retailer 14$4,493 USD
Retailer 19$4,655 USD
Retailer 24$4,792 USD
Retailer 16$5,019 USD
Retailer 10$5,088 USD
Retailer 11$6,566 USD
Retailer 20$7,743 USD
Brilliant Earth$11,420 USD

34 data points across 24 retailers

23 retailers$1,605 USD to $11,420 USD

A
Cheapest Retailer
-
$1,605 USD
A
Retailer 2
-
$1,651 USD
HK$12,900 HKD
View
A
Retailer 3
-
$1,687 USD
View
A
Retailer 4
-
$1,720 USD
£1,354 GBP
View
A
Retailer 5
-
$2,142 USD
£1,686 GBP
View
A
Retailer 6
-
$2,233 USD
€2,127 EUR
View
A
Retailer 7
-
$2,243 USD
View
A
Retailer 8
-
$2,742 USD
View
A
Retailer 9
-
$2,917 USD
A$4,488 AUD
View
A
Retailer 10
-
$3,236 USD
A$4,978 AUD
View
A
Retailer 11
-
$3,246 USD
ZAR 52,441 ZAR
View
Price last confirmed 9 days ago
A
Retailer 12
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$3,348 USD
View
A
Retailer 13
-
$3,459 USD
£2,724 GBP
View
Price last confirmed 9 days ago
B+
Retailer 14
-
$4,228 USD
View
B+
Retailer 15
-
$4,418 USD
View
B+
Retailer 16
-
$4,493 USD
View
B+
Retailer 17
-
$4,655 USD
£3,665 GBP
View
B+
Retailer 18
-
$4,792 USD
SGD 6,476 SGD
View
B+
Retailer 19
-
$5,019 USD
View
B+
Retailer 20
-
$5,192 USD
View
B
Retailer 21
-
$6,566 USD
£5,170 GBP
View
B
Retailer 22
-
$7,743 USD
A$11,913 AUD
View
Most Expensive
B
Brilliant Earth
20179492A · Sep 29
$11,420 USD
View
22 more retailers have this diamond
Prices start from $1,605 USDSave up to $9,815 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
$1,605 USD