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Round|Lab Grown|IGI

5.40ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG762544647

Shape and cutting style on the report: Round brilliant

Certificate IGI LG762544647

Diamond specifications and retailer prices

From $7,285 USD
As of November 1, 2026
Save $22,280 USD (75%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $29,565 USD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 5.4ct lab-grown round diamond

This 5.4ct lab-grown round sits in the over five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG762544647 or 762544647. Listed at 14 retailers as of October 31, 2026, with prices from $7,285 to $29,565, a $22,280 spread on the same certified stone. Taylor and Hart lists it at $29,565. 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

5.40
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762544647
Dimensions11.24 × 11.33 × 6.92 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS 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
11.24 mm11.33 mm5.40 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762544647
Side View
Table 57.0%Crown 34.9°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.4%

Caratlytics Score

How it works →
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: Nov 1
Current: $16,675 USD|Low: $7,285 USD|High: $32,370 USD|Avg: $15,947 USD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 3$7,285 USD
Retailer 11$8,950 USD
Retailer 12$9,428 USD
Retailer 6$11,023 USD
Retailer 2$14,886 USD
Retailer 7$15,029 USD
Retailer 4$15,326 USD
Retailer 1$16,675 USD
Retailer 9$18,251 USD
Retailer 8$20,070 USD
Retailer 10$27,161 USD
Retailer 5$29,136 USD

41 data points across 12 retailers

14 retailers$7,285 USD to $29,565 USD

A
Cheapest Retailer
-
$7,285 USD
A
Retailer 2
-
$8,522 USD
View
Retailer 3
-
$8,950 USD
View
Price last confirmed 14 days ago
A
Retailer 4
-
$9,428 USD
View
A
Retailer 5
-
$9,843 USD
HK$76,900 HKD
View
A
Retailer 6
-
$11,023 USD
£8,680 GBP
View
A
Retailer 7
-
$14,886 USD
View
A
Retailer 8
-
$15,029 USD
€14,313 EUR
View
B+
Retailer 9
-
$16,675 USD
£13,130 GBP
View
B+
Retailer 10
-
$18,251 USD
ZAR 294,839 ZAR
View
B+
Retailer 11
-
$20,070 USD
View
B
Retailer 12
-
$27,161 USD
View
B
Retailer 13
-
$29,136 USD
A$44,825 AUD
View
Most Expensive
B
Taylor and Hart
UZUN65S · Oct 31
$29,565 USD
View
13 more retailers have this diamond
Prices start from $7,285 USDSave up to $22,280 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
5.40ct Round
$7,285 USD