Cushion|Lab Grown|IGI

1.86ct D IF Cushion Lab Grown Diamond

EX • D/IF • IGI LG839683801

Certificate IGI LG839683801

Diamond specifications and retailer prices

From $808 USD
As of October 30, 2026
Save $4,742 USD (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $5,550 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.86ct lab-grown cushion diamond

This 1.86ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG839683801 or 839683801. Listed at 14 retailers as of October 29, 2026, with prices from $808 to $5,550, a $4,742 spread on the same certified stone. Do Amore Diamonds lists it at $5,550. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.86
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG839683801
Dimensions8.45 × 6.72 × 4.34 mm
L/W Ratio1.26
Top View
8.45 mm6.72 mm1.86 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839683801
Side View
Table 54.0%CrownGirdle: MED-STKPavilionCulet: LargeDepth 64.6%

Caratlytics Score

How it works →
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: Oct 30
Current: $5,550 USD|Low: $808 USD|High: $5,550 USD|Avg: $2,243 USD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 31, 2026
Retailer 4$808 USD
Retailer 13$1,000 USD
Retailer 14$1,244 USD
Retailer 6$1,300 USD
Retailer 9$1,395 USD
Retailer 11$1,539 USD
Retailer 2$2,029 USD
Retailer 5$2,416 USD
Retailer 8$2,602 USD
Retailer 3$2,636 USD
Retailer 12$2,799 USD
Retailer 7$3,247 USD
Retailer 10$3,428 USD
Do Amore Diamonds$5,550 USD

8 data points across 14 retailers

14 retailers$808 USD to $5,550 USD

A
Cheapest Retailer
-
$808 USD
Final sale: no returns
A
Retailer 2
-
$1,000 USD
View
A
Retailer 3
-
$1,244 USD
View
A
Retailer 4
-
$1,300 USD
View
A
Retailer 5
-
$1,385 USD
View
A
Retailer 6
-
$1,395 USD
£1,098 GBP
View
B+
Retailer 7
-
$2,029 USD
View
B+
Retailer 8
-
$2,416 USD
View
B+
Retailer 9
-
$2,602 USD
£2,049 GBP
View
B+
Retailer 10
-
$2,636 USD
View
B+
Retailer 11
-
$2,799 USD
View
B+
Retailer 12
-
$3,247 USD
View
B
Retailer 13
-
$3,428 USD
£2,699 GBP
View
Most Expensive
B
Do Amore Diamonds
20-E103376 · Oct 29
$5,550 USD
View
13 more retailers have this diamond
Prices start from $808 USDSave up to $4,742 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
1.86ct Cushion
$808 USD