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Round|Lab Grown|IGI

3.43ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG737568622

Certificate IGI LG737568622

Diamond specifications and retailer prices

From $1,147 USD
Save $15,633 USD (93%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $16,780 USD at Brilliant Earth
View at Brilliant Earth

About this 3.43ct lab-grown round diamond

This 3.43ct lab-grown round 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 LG737568622 or 737568622. Listed at 26 retailers, with prices from $1,147 to $16,780 at Brilliant Earth, a $15,633 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

3.43
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG737568622
Dimensions9.65 × 9.60 × 5.98 mm
L/W Ratio1.01
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
9.65 mm9.60 mm3.43 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG737568622
Side View
Table 57.0%Crown 35.5°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.1%

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: Oct 1
Current: $16,780 USD|Low: $818 USD|High: $16,780 USD|Avg: $3,329 USD
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 5
Retailer 6
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Retailer 19
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Retailer 25
October 1, 2026
Retailer 6$1,025 USD
Retailer 25$1,115 USD
Retailer 2$1,147 USD
Retailer 5$1,172 USD
Retailer 19$1,427 USD
Retailer 12$1,436 USD
Retailer 16$1,446 USD
Retailer 24$1,467 USD
Retailer 20$1,715 USD
Retailer 10$1,820 USD
Retailer 13$1,866 USD
Retailer 3$2,228 USD
Retailer 9$2,352 USD
Retailer 15$2,484 USD
Retailer 8$2,687 USD
Retailer 4$2,928 USD
Retailer 7$3,049 USD
Retailer 18$3,825 USD
Retailer 21$4,074 USD
Retailer 14$4,084 USD
Retailer 17$4,146 USD
Retailer 23$4,176 USD
Retailer 11$4,412 USD
Retailer 22$10,990 USD
Brilliant Earth$16,780 USD

37 data points across 25 retailers

26 retailers$1,147 USD to $16,780 USD

A
Retailer 1
-
$1,025 USD
Price last confirmed 9 days ago
A
Retailer 2
-
$1,115 USD
View
Price last confirmed 7 days ago
Retailer 3
-
$1,147 USD
View
A
Retailer 4
-
$1,172 USD
View
A
Retailer 5
-
$1,427 USD
£1,124 GBP
View
A
Retailer 6
-
$1,436 USD
View
A
Retailer 7
-
$1,446 USD
HK$11,300 HKD
View
A
Retailer 8
-
$1,467 USD
View
A
Retailer 9
-
$1,719 USD
£1,353 GBP
View
A
Retailer 10
-
$1,820 USD
View
A
Retailer 11
-
$1,866 USD
€1,777 EUR
View
A
Retailer 12
-
$2,228 USD
View
A
Retailer 13
-
$2,352 USD
A$3,618 AUD
View
A
Retailer 14
-
$2,484 USD
View
A
Retailer 15
-
$2,687 USD
ZAR 43,404 ZAR
View
Price last confirmed 18 days ago
A
Retailer 16
-
$2,928 USD
View
A
Retailer 17
-
$3,049 USD
View
B+
Retailer 18
-
$3,825 USD
View
B+
Retailer 19
-
$4,074 USD
£3,208 GBP
View
B+
Retailer 20
-
$4,084 USD
View
B+
Retailer 21
-
$4,146 USD
View
B+
Retailer 22
-
$4,176 USD
SGD 5,643 SGD
View
B+
Retailer 23
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$4,502 USD
View
B
Retailer 24
-
$8,559 USD
A$13,167 AUD
View
Price last confirmed 89 days ago
B
Retailer 25
-
$10,990 USD
View
Most Expensive
B
Brilliant Earth
16121799A · Sep 29
$16,780 USD
View
25 more retailers have this diamond
Prices start from $1,147 USDSave up to $15,633 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
3.43ct Round
$1,147 USD