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Radiant|Lab Grown|IGI

2.15ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG683573637

Certificate IGI LG683573637

Diamond specifications and retailer prices

From $642 USD
Save $6,198 USD (91%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: $6,840 USD at Brilliant Earth
View at Brilliant Earth

About this 2.15ct lab-grown radiant diamond

This 2.15ct lab-grown radiant 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 LG683573637 or 683573637. Listed at 28 retailers, with prices from $642 to $6,840 at Brilliant Earth, a $6,198 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

2.15
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.7°
Pavilion angle34°
OriginLab Grown
Grading LabIGI
CertificateIGI LG683573637
Dimensions9.43 × 6.49 × 4.20 mm
L/W Ratio1.45
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
9.43 mm6.49 mm2.15 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG683573637
Side View
Table 64.0%Crown 39.7°Girdle: MediumPavilion 34°Culet: NoneDepth 64.7%

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 30
Current: $6,840 USD|Low: $512 USD|High: $6,840 USD|Avg: $2,238 USD
Brilliant Earth
Retailer 2
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Retailer 25
October 1, 2026
Retailer 19$642 USD
Retailer 24$698 USD
Retailer 9$718 USD
Retailer 4$734 USD
Retailer 25$745 USD
Retailer 14$870 USD
Retailer 11$920 USD
Retailer 7$1,015 USD
Retailer 5$1,170 USD
Retailer 20$1,187 USD
Retailer 3$1,330 USD
Retailer 22$1,773 USD
Retailer 12$1,834 USD
Retailer 21$1,883 USD
Retailer 16$1,919 USD
Retailer 13$2,094 USD
Retailer 10$2,316 USD
Retailer 6$2,512 USD
Retailer 17$2,570 USD
Retailer 15$2,604 USD
Retailer 8$2,818 USD
Retailer 2$3,175 USD
Retailer 23$3,690 USD
Retailer 18$4,178 USD
Brilliant Earth$6,840 USD

41 data points across 25 retailers

28 retailers$642 USD to $6,840 USD

A
Cheapest Retailer
-
$642 USD
A
Retailer 2
-
$698 USD
View
A
Retailer 3
-
$718 USD
View
A
Retailer 4
-
$734 USD
View
A
Retailer 5
-
$745 USD
View
A
Retailer 6
-
$870 USD
HK$6,800 HKD
View
Price last confirmed 27 days ago
A
Retailer 7
-
$920 USD
View
A
Retailer 8
-
$1,015 USD
View
A
Retailer 9
-
$1,170 USD
View
A
Retailer 10
-
$1,189 USD
£936 GBP
View
A
Retailer 11
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$1,330 USD
€1,267 EUR
View
A
Retailer 12
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$1,773 USD
A$2,728 AUD
View
A
Retailer 13
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$1,834 USD
View
A
Retailer 14
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$1,883 USD
ZAR 30,413 ZAR
View
A
Retailer 15
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$1,919 USD
View
A
Retailer 16
-
$2,094 USD
View
B+
Retailer 17
-
$2,316 USD
£1,824 GBP
View
B+
Retailer 18
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$2,512 USD
SGD 3,395 SGD
View
B+
Retailer 19
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$2,570 USD
View
B+
Retailer 20
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$2,604 USD
View
B+
Retailer 21
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$2,620 USD
View
B+
Retailer 22
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$2,818 USD
View
B+
Retailer 23
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$3,175 USD
£2,500 GBP
View
B+
Retailer 24
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$3,690 USD
View
B
Retailer 25
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$3,868 USD
View
Price last confirmed 52 days ago
B
Retailer 26
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$4,178 USD
£3,290 GBP
View
B
Retailer 27
-
$5,918 USD
View
Most Expensive
B
Brilliant Earth
13290587A · Sep 29
$6,840 USD
View
27 more retailers have this diamond
Prices start from $642 USDSave up to $6,198 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
2.15ct Radiant
$642 USD