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Cushion|Lab Grown|IGI

5.65ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG773639174

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

Certificate IGI LG773639174

Diamond specifications and retailer prices

From $7,468 USD
As of November 1, 2026
Save $46,720 USD (86%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $54,188 USD at Mervis Diamond Importers · As of October 31, 2026
View at Mervis Diamond Importers

About this 5.65ct lab-grown cushion diamond

This 5.65ct 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 LG773639174 or 773639174. Listed at 23 retailers as of October 31, 2026, with prices from $7,468 to $54,188, a $46,720 spread on the same certified stone. Mervis Diamond Importers lists it at $54,188. 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

5.65
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG773639174
Dimensions10.38 × 10.12 × 6.85 mm
L/W Ratio1.03
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
10.38 mm10.12 mm5.65 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG773639174
Side View
Table 62.0%Crown 36.4°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 67.7%

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: Nov 1
Current: $54,188 USD|Low: $7,468 USD|High: $62,780 USD|Avg: $20,902 USD|-12.3%
Mervis Diamond Importers
Retailer 2
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Retailer 21
November 1, 2026
Retailer 9$7,468 USD
Retailer 11$7,735 USD
Retailer 19$7,900 USD
Retailer 3$8,422 USD
Retailer 20$9,980 USD
Retailer 14$10,078 USD
Retailer 15$10,514 USD
Retailer 10$12,222 USD
Retailer 17$13,442 USD
Retailer 7$13,687 USD
Retailer 21$16,574 USD
Retailer 13$16,765 USD
Retailer 18$17,348 USD
Retailer 2$17,798 USD
Retailer 16$18,520 USD
Retailer 4$21,290 USD
Retailer 6$23,521 USD
Retailer 8$28,644 USD
Retailer 12$31,824 USD
Retailer 5$41,610 USD
Mervis Diamond Importers$54,188 USD

32 data points across 21 retailers

23 retailers$7,468 USD to $54,188 USD

A
Cheapest Retailer
-
$7,468 USD
Final sale: no returns
Retailer 2
-
$7,735 USD
View
Price last confirmed 16 days ago
A
Retailer 3
-
$7,900 USD
View
A
Retailer 4
-
$8,422 USD
View
Retailer 5
-
$9,980 USD
View
Price last confirmed 14 days ago
Retailer 6
-
$10,078 USD
£7,935 GBP
View
Price last confirmed 26 days ago
A
Retailer 7
-
$10,514 USD
£8,279 GBP
View
A
Retailer 8
-
$12,222 USD
£9,624 GBP
View
A
Retailer 9
-
$13,442 USD
€12,802 EUR
View
A
Retailer 10
-
$13,687 USD
View
B+
Retailer 11
-
$16,574 USD
View
B+
Retailer 12
-
$16,765 USD
£13,201 GBP
View
B+
Retailer 13
-
$17,348 USD
ZAR 280,255 ZAR
View
B+
Retailer 14
-
$17,798 USD
A$27,381 AUD
View
B+
Retailer 15
-
$18,520 USD
View
B+
Retailer 16
-
$21,290 USD
View
B+
Retailer 17
-
$23,521 USD
View
B+
Retailer 18
-
$27,189 USD
View
B+
Retailer 19
-
$28,644 USD
View
Retailer 20
-
$29,374 USD
View
Price last confirmed 27 days ago
B
Retailer 21
-
$31,824 USD
View
B
Retailer 22
-
$41,610 USD
View
Most Expensive
B
Mervis Diamond Importers
1988607951 · Oct 31
$54,188 USD
View
22 more retailers have this diamond
Prices start from $7,468 USDSave up to $46,720 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
5.65ct Cushion
$7,468 USD