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Heart|Lab Grown|IGI

2.51ct D IF Heart Lab Grown Diamond

EX • D/IF • IGI LG825687974

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG825687974

Diamond specifications and retailer prices

From $916 USD
As of October 30, 2026
Save $8,386 USD (90%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $9,302 USD at Novita Diamonds · As of October 31, 2026
View at Novita Diamonds

About this 2.51ct lab-grown heart diamond

This 2.51ct lab-grown heart sits in the two to three carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825687974 or 825687974. Listed at 25 retailers as of October 30, 2026, with prices from $916 to $9,302, a $8,386 spread on the same certified stone. Novita Diamonds lists it at $9,302. 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

2.51
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825687974
Dimensions9.41 × 8.50 × 5.53 mm
L/W Ratio1.11
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
9.41 mm8.50 mm2.51 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825687974
Side View
Table 60.0%Crown 33°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 58.8%

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: Oct 30
Current: $9,302 USD|Low: $916 USD|High: $9,431 USD|Avg: $2,963 USD|-1.4%
Novita Diamonds
Retailer 2
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Retailer 23
October 31, 2026
Retailer 8$916 USD
Retailer 5$996 USD
Retailer 12$1,025 USD
Retailer 7$1,062 USD
Retailer 19$1,173 USD
Retailer 23$1,229 USD
Retailer 22$1,240 USD
Retailer 6$1,560 USD
Retailer 17$1,636 USD
Retailer 13$1,691 USD
Retailer 4$2,363 USD
Retailer 11$2,503 USD
Retailer 2$2,522 USD
Retailer 20$2,741 USD
Retailer 9$2,987 USD
Retailer 3$3,153 USD
Retailer 10$3,478 USD
Retailer 14$3,565 USD
Retailer 21$3,622 USD
Retailer 16$3,693 USD
Retailer 15$3,822 USD
Retailer 18$6,540 USD
Novita Diamonds$9,302 USD

27 data points across 23 retailers

25 retailers$916 USD to $9,302 USD

A
Cheapest Retailer
-
$916 USD
A
Retailer 2
-
$996 USD
View
A
Retailer 3
-
$1,025 USD
View
Final sale: no returns
A
Retailer 4
-
$1,062 USD
View
Retailer 5
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$1,062 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
$1,173 USD
£923 GBP
View
A
Retailer 7
-
$1,229 USD
HK$9,600 HKD
View
A
Retailer 8
-
$1,240 USD
View
A
Retailer 9
-
$1,560 USD
View
A
Retailer 10
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$1,636 USD
£1,288 GBP
View
A
Retailer 11
-
$1,691 USD
€1,610 EUR
View
A
Retailer 12
-
$2,363 USD
View
B+
Retailer 13
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$2,503 USD
View
B+
Retailer 14
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$2,522 USD
A$3,880 AUD
View
B+
Retailer 15
-
$2,741 USD
ZAR 44,278 ZAR
View
B+
Retailer 16
-
$2,987 USD
View
B+
Retailer 17
-
$3,153 USD
View
B+
Retailer 18
-
$3,478 USD
View
B+
Retailer 19
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$3,565 USD
SGD 4,818 SGD
View
B+
Retailer 20
-
$3,622 USD
£2,852 GBP
View
B+
Retailer 21
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$3,693 USD
View
B+
Retailer 22
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$3,822 USD
View
B
Retailer 23
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$4,712 USD
£3,710 GBP
View
B
Retailer 24
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$6,540 USD
View
Most Expensive
B
Novita Diamonds
cert_825687974 · Oct 31
$9,302 USD
A$14,311 AUD
View
24 more retailers have this diamond
Prices start from $916 USDSave up to $8,386 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
2.51ct Heart
$916 USD