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Cushion|Lab Grown|IGI

6.00ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG628448094

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG628448094

Diamond specifications and retailer prices

From $13,746 USD
As of November 1, 2026
Save $31,702 USD (70%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $45,448 USD at Frank Darling · As of October 31, 2026
View at Frank Darling

About this 6ct lab-grown cushion diamond

This 6ct 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 LG628448094 or 628448094. Listed at 12 retailers as of October 31, 2026, with prices from $13,746 to $45,448, a $31,702 spread on the same certified stone. Frank Darling lists it at $45,448. 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

6.00
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628448094
Dimensions7.05 × 10.39 × 10.37 mm
L/W Ratio1.47
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
7.05 mm10.39 mm6.00 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628448094
Side View
Table 59.0%Crown 36.4°Girdle: THK-VTKPavilion 38.6°Culet: NoneDepth 68.0%

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: Nov 1
Current: $45,448 USD|Low: $13,746 USD|High: $108,257 USD|Avg: $36,261 USD|-16.1%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 8$13,746 USD
Retailer 10$15,310 USD
Retailer 12$15,865 USD
Retailer 7$16,082 USD
Retailer 11$17,066 USD
Retailer 3$19,649 USD
Retailer 6$28,321 USD
Retailer 5$31,690 USD
Retailer 2$31,954 USD
Frank Darling$45,448 USD
Retailer 9$62,750 USD
Retailer 4$108,257 USD

30 data points across 12 retailers

12 retailers$13,746 USD to $45,448 USD

A
Cheapest Retailer
-
$13,746 USD
A
Retailer 2
-
$15,310 USD
View
Retailer 3
-
$15,865 USD
View
Price last confirmed 13 days ago
A
Retailer 4
-
$16,082 USD
View
A
Retailer 5
-
$17,066 USD
View
B+
Retailer 6
-
$19,649 USD
View
Final sale: no returns
B+
Retailer 7
-
$28,321 USD
£22,300 GBP
View
B+
Retailer 8
-
$31,690 USD
View
B+
Retailer 9
-
$31,954 USD
€30,432 EUR
View
B
Retailer 10
-
$33,300 USD
View
Most Expensive
B
Frank Darling
P81P-7EL · Oct 31
$45,448 USD
View
10 more retailers have this diamond
Prices start from $13,746 USDSave up to $31,702 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
6.00ct Cushion
$13,746 USD