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Round|Lab Grown|IGI

5.73ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG790611670

Shape and cutting style on the report: Round brilliant

Certificate IGI LG790611670

Diamond specifications and retailer prices

From $10,646 AUD
$7,478 USD
As of October 29, 2026
Save $55,779 AUD (84%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $66,425 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 5.73ct lab-grown round diamond

This 5.73ct lab-grown round sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG790611670 or 790611670. Listed at 21 retailers as of October 29, 2026, with prices from $10,646 to $66,425, a $55,779 spread on the same certified stone. Do Amore Diamonds lists it at $66,425. 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

5.73
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790611670
Dimensions11.43 × 11.50 × 7.05 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
11.43 mm11.50 mm5.73 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790611670
Side View
Table 57.0%Crown 34.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.5%

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 29
Current: $66,425 AUD|Low: $10,646 AUD|High: $66,425 AUD|Avg: $22,465 AUD
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 5
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Retailer 7
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Retailer 12
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Retailer 21
November 1, 2026
Retailer 5$10,646 AUD
Retailer 7$11,033 AUD
Retailer 12$11,071 AUD
Retailer 9$11,923 AUD
Retailer 4$12,348 AUD
Retailer 10$12,348 AUD
Retailer 16$12,350 AUD
Retailer 6$13,369 AUD
Retailer 17$13,961 AUD
Retailer 19$14,159 AUD
Retailer 20$14,300 AUD
Retailer 14$14,663 AUD
Retailer 11$15,329 AUD
Retailer 2$16,360 AUD
Retailer 3$22,588 AUD
Retailer 15$24,950 AUD
Retailer 13$27,694 AUD
Retailer 21$33,986 AUD
Retailer 8$43,810 AUD
Retailer 18$48,199 AUD
Do Amore Diamonds$66,425 AUD

44 data points across 21 retailers

21 retailers$10,646 AUD to $66,425 AUD

A
Cheapest Retailer
-
$10,646 AUD
$7,478 USD
A
Retailer 2
-
$11,033 AUD
$7,750 USD
View
A
Retailer 3
-
$11,071 AUD
$7,777 USD
View
A
Retailer 4
-
$11,923 AUD
$8,375 USD
View
Final sale: no returns
A
Retailer 5
-
$12,348 AUD
$8,674 USD
View
Retailer 6
-
$12,348 AUD
$8,674 USD
View
Price last confirmed 15 days ago
A
Retailer 7
-
$12,350 AUD
$8,675 USD
View
A
Retailer 8
-
$13,369 AUD
$9,391 USD
View
A
Retailer 9
-
$13,961 AUD
$9,807 USD
View
A
Retailer 10
-
$14,159 AUD
HK$77,700 HKD
View
A
Retailer 11
-
$14,300 AUD
$10,045 USD
View
Retailer 12
-
$14,663 AUD
$10,300 USD
View
Price last confirmed 24 days ago
A
Retailer 13
-
$15,329 AUD
$10,768 USD
View
A
Retailer 14
-
$16,360 AUD
£9,049 GBP
View
A
Retailer 15
-
$22,588 AUD
$15,867 USD
View
A
Retailer 16
-
$24,950 AUD
£13,800 GBP
View
B+
Retailer 17
-
$27,694 AUD
ZAR 314,275 ZAR
View
B+
Retailer 18
-
$33,986 AUD
$23,873 USD
View
B
Retailer 19
-
$43,810 AUD
$30,774 USD
View
B+
Retailer 20
-
$48,199 AUD
SGD 45,753 SGD
View
Most Expensive
B
Do Amore Diamonds
27-63AACB726 · Oct 31
$66,425 AUD
$46,660 USD
View
20 more retailers have this diamond
Prices start from $10,646 AUDSave up to $55,779 AUD

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
5.73ct Round
$10,646 AUD