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Cushion|Lab Grown|IGI

5.56ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG799670250

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG799670250

Diamond specifications and retailer prices

From $8,958 USD
As of October 29, 2026
Save $45,235 USD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $54,193 USD at With Clarity · As of October 30, 2026
View at With Clarity

About this 5.56ct lab-grown cushion diamond

This 5.56ct lab-grown cushion 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 LG799670250 or 799670250. Listed at 14 retailers as of October 29, 2026, with prices from $8,958 to $54,193, a $45,235 spread on the same certified stone. With Clarity lists it at $54,193. 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

5.56
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.2°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799670250
Dimensions11.51 × 9.62 × 6.31 mm
L/W Ratio1.20
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
11.51 mm9.62 mm5.56 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799670250
Side View
Table 60.0%Crown 38.2°Girdle: MED-STKPavilion 36.1°Culet: NoneDepth 65.6%

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 29
Current: $12,051 USD|Low: $8,958 USD|High: $55,398 USD|Avg: $22,164 USD|-17.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
With Clarity
October 30, 2026
Retailer 10$8,958 USD
Retailer 2$10,707 USD
Retailer 7$10,893 USD
Retailer 1$12,051 USD
Retailer 8$16,857 USD
Retailer 3$18,644 USD
Retailer 9$18,658 USD
Retailer 6$20,285 USD
Retailer 12$20,709 USD
Retailer 11$28,134 USD
Retailer 4$30,700 USD
Retailer 5$31,689 USD
With Clarity$54,193 USD

38 data points across 13 retailers

14 retailers$8,958 USD to $54,193 USD

A
Cheapest Retailer
-
$8,958 USD
A
Retailer 2
-
$10,707 USD
View
A
Retailer 3
-
$10,893 USD
HK$85,100 HKD
View
A
Retailer 4
-
$12,051 USD
£9,489 GBP
View
Retailer 5
-
$13,429 USD
View
Price last confirmed 81 days ago
A
Retailer 6
-
$16,857 USD
€16,054 EUR
View
B+
Retailer 7
-
$18,644 USD
View
B+
Retailer 8
-
$18,658 USD
£14,691 GBP
View
B+
Retailer 9
-
$20,285 USD
ZAR 327,704 ZAR
View
B+
Retailer 10
-
$20,709 USD
View
B+
Retailer 11
-
$28,134 USD
View
B
Retailer 12
-
$30,700 USD
View
B
Retailer 13
-
$31,689 USD
View
Most Expensive
B
With Clarity
799670250 · Oct 30
$54,193 USD
View
13 more retailers have this diamond
Prices start from $8,958 USDSave up to $45,235 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
5.56ct Cushion
$8,958 USD