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Cushion|Lab Grown|IGI

5.03ct D IF Cushion Lab Grown Diamond

EX • D/IF • IGI LG831644538

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG831644538

Diamond specifications and retailer prices

From $8,678 USD
HK$67,800 HKD
As of October 30, 2026
Save $23,680 USD (73%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $32,358 USD at With Clarity · As of October 30, 2026
View at With Clarity

About this 5.03ct lab-grown cushion diamond

This 5.03ct lab-grown cushion 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 LG831644538 or 831644538. Listed at 11 retailers as of October 30, 2026, with prices from $8,678 to $32,358, a $23,680 spread on the same certified stone. With Clarity lists it at $32,358. 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

5.03
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831644538
Dimensions11.56 × 9.14 × 5.97 mm
L/W Ratio1.26
Girdle conditionFaceted
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
11.56 mm9.14 mm5.03 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831644538
Side View
Table 60.0%Crown 35.9°Girdle: THK-VTKPavilion 34.6°Culet: NoneDepth 65.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $14,780 USD|Low: $8,678 USD|High: $32,358 USD|Avg: $17,006 USD|-15.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
With Clarity
October 30, 2026
Retailer 7$8,678 USD
Retailer 5$9,874 USD
Retailer 2$10,064 USD
Retailer 8$12,500 USD
Retailer 3$13,420 USD
Retailer 1$14,780 USD
Retailer 4$15,792 USD
Retailer 9$21,911 USD
Retailer 6$27,349 USD
With Clarity$32,358 USD

20 data points across 10 retailers

11 retailers$8,678 USD to $32,358 USD

A
Cheapest Retailer
-
$8,678 USD
HK$67,800 HKD
A
Retailer 2
-
$9,874 USD
View
A
Retailer 3
-
$10,064 USD
£7,924 GBP
View
A
Retailer 4
-
$12,500 USD
View
A
Retailer 5
-
$13,420 USD
€12,781 EUR
View
B+
Retailer 6
-
$14,780 USD
View
B+
Retailer 7
-
$15,792 USD
£12,435 GBP
View
B+
Retailer 8
-
$21,725 USD
View
B+
Retailer 9
-
$21,911 USD
View
B
Retailer 10
-
$27,349 USD
View
Most Expensive
B
With Clarity
831644538 · Oct 30
$32,358 USD
View
10 more retailers have this diamond
Prices start from $8,678 USDSave up to $23,680 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
5.03ct Cushion
$8,678 USD