Cushion|Lab Grown|IGI

1.17ct D VS2 Cushion Lab Grown Diamond

EX • D/VS2 • IGI LG840613257

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG840613257

Diamond specifications and retailer prices

From $188 USD
As of October 28, 2026
Save $629 USD (77%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $817 USD at Frank Darling · As of October 23, 2026
View at Frank Darling

About this 1.17ct lab-grown cushion diamond

This 1.17ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG840613257 or 840613257. Listed at 4 retailers as of October 23, 2026, with prices from $188 to $817, a $629 spread on the same certified stone. Frank Darling lists it at $817. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.17
Carat
D
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840613257
Dimensions7.09 × 5.53 × 3.77 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
7.09 mm5.53 mm1.17 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840613257
Side View
Table 61.0%Crown 34.2°Girdle: MED-STKPavilion 36.8°Culet: NoneDepth 68.2%

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 28
Current: $817 USD|Low: $188 USD|High: $817 USD|Avg: $488 USD
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 28, 2026
Retailer 2$188 USD
Retailer 3$292 USD
Retailer 4$419 USD
Retailer 5$595 USD
Frank Darling$817 USD

9 data points across 5 retailers

4 retailers$188 USD to $817 USD

A
Cheapest Retailer
-
$188 USD
Final sale: no returns
B+
Retailer 2
-
$292 USD
View
B+
Retailer 3
-
$595 USD
View
Price last confirmed 22 days ago
Most Expensive
B
Frank Darling
100756004697KD · Oct 23
$817 USD
View
3 more retailers have this diamond
Prices start from $188 USDSave up to $629 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
1.17ct Cushion
$188 USD