Cushion|Lab Grown|IGI

1.21ct D VS1 Cushion Lab Grown Diamond

EX • D/VS1 • IGI LG833675241

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG833675241

Diamond specifications and retailer prices

From $208 USD
As of October 30, 2026
Save $656 USD (76%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $864 USD at Frank Darling · As of October 31, 2026
View at Frank Darling

About this 1.21ct lab-grown cushion diamond

This 1.21ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG833675241 or 833675241. Listed at 4 retailers as of October 30, 2026, with prices from $208 to $864, a $656 spread on the same certified stone. Frank Darling lists it at $864. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833675241
Dimensions7.13 × 5.55 × 3.79 mm
L/W Ratio1.28
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.13 mm5.55 mm1.21 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833675241
Side View
Table 62.0%Crown 37°Girdle: MED-THKPavilion 36.5°Culet: NoneDepth 68.3%

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 30
Current: $864 USD|Low: $195 USD|High: $893 USD|Avg: $490 USD|-3.2%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 28, 2026
Retailer 3$208 USD
Retailer 4$321 USD
Retailer 6$456 USD
Retailer 5$463 USD
Retailer 2$720 USD
Frank Darling$864 USD

10 data points across 6 retailers

4 retailers$208 USD to $864 USD

A
Cheapest Retailer
-
$208 USD
Final sale: no returns
B+
Retailer 2
-
$321 USD
View
B+
Retailer 3
-
$720 USD
View
Most Expensive
B
Frank Darling
100196791881KD · Oct 31
$864 USD
View
3 more retailers have this diamond
Prices start from $208 USDSave up to $656 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
1.21ct Cushion
$208 USD