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5.09ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG754570852

Certificate IGI LG754570852

Diamond specifications and retailer prices

From $11,612 USD
1 retailer carries this diamond
Only listing: $11,612 USD at William & Sons Jewelers
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at William & Sons Jewelers

About this 5.09ct lab-grown round diamond

This 5.09ct 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 LG754570852 or 754570852. Currently listed at a single retailer. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

5.09
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754570852
Dimensions11.09 × 11.12 × 6.72 mm
L/W Ratio1.00
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
11.09 mm11.12 mm5.09 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754570852
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 60.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 30
Current: $33,160 USD|Low: $8,111 USD|High: $40,510 USD|Avg: $18,884 USD|+63.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
William & Sons Jewelers
September 28, 2026
Retailer 8$8,970 USD
Retailer 9$9,405 USD
Retailer 5$10,376 USD
Retailer 7$11,377 USD
William & Sons Jewelers$11,612 USD
Retailer 4$13,792 USD
Retailer 2$17,859 USD
Retailer 3$19,409 USD
Retailer 6$22,764 USD
Retailer 12$22,968 USD
Retailer 10$27,261 USD
Retailer 11$31,211 USD
Retailer 1$33,160 USD

65 data points across 13 retailers

1 retailer

B+
William & Sons Jewelers
cert_LG754570852 · Sep 30
$11,612 USD
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B+
5.09ct Round
$11,612 USD