Cushion|Lab Grown|IGI

4.87ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG811646127

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG811646127

Diamond specifications and retailer prices

From $5,859 USD
As of November 1, 2026
Save $16,701 USD (74%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $22,560 USD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 4.87ct lab-grown cushion diamond

This 4.87ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811646127 or 811646127. Listed at 13 retailers as of October 31, 2026, with prices from $5,859 to $22,560, a $16,701 spread on the same certified stone. Taylor and Hart lists it at $22,560. 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

4.87
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle33.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811646127
Dimensions11.06 × 8.78 × 5.78 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
11.06 mm8.78 mm4.87 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811646127
Side View
Table 59.0%Crown 34.1°Girdle: MED-THKPavilion 33.7°Culet: NoneDepth 65.8%

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: $8,178 USD|Low: $5,162 USD|High: $25,837 USD|Avg: $11,870 USD|-13.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
November 1, 2026
Retailer 12$5,859 USD
Retailer 2$6,152 USD
Retailer 4$6,373 USD
Retailer 7$6,380 USD
Retailer 1$8,178 USD
Retailer 8$8,991 USD
Retailer 3$9,053 USD
Retailer 9$9,842 USD
Retailer 11$12,026 USD
Retailer 6$13,037 USD
Retailer 5$13,563 USD
Retailer 10$17,724 USD
Taylor and Hart$22,560 USD

44 data points across 13 retailers

13 retailers$5,859 USD to $22,560 USD

A
Cheapest Retailer
-
$5,859 USD
A
Retailer 2
-
$6,152 USD
View
Final sale: no returns
Retailer 3
-
$6,373 USD
View
Price last confirmed 15 days ago
A
Retailer 4
-
$6,380 USD
View
A
Retailer 5
-
$8,178 USD
£6,439 GBP
View
A
Retailer 6
-
$8,991 USD
View
A
Retailer 7
-
$9,053 USD
£7,128 GBP
View
B+
Retailer 8
-
$9,842 USD
View
B+
Retailer 9
-
$12,026 USD
View
B+
Retailer 10
-
$13,037 USD
£10,265 GBP
View
B+
Retailer 11
-
$13,563 USD
ZAR 219,112 ZAR
View
B
Retailer 12
-
$17,724 USD
View
Most Expensive
B
Taylor and Hart
DHYT3M3 · Oct 31
$22,560 USD
View
12 more retailers have this diamond
Prices start from $5,859 USDSave up to $16,701 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
4.87ct Cushion
$5,859 USD