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Cushion|Lab Grown|IGI

11.03ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG680570173

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG680570173

Diamond specifications and retailer prices

From $2,360 USD
£1,858 GBP
As of October 30, 2026
Save $16,080 USD (87%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $18,440 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 11.03ct lab-grown cushion diamond

This 11.03ct lab-grown cushion sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG680570173 or 680570173. Listed at 18 retailers as of October 30, 2026, with prices from $2,360 to $18,440, a $16,080 spread on the same certified stone. Brilliant Earth lists it at $18,440. 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

11.03
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.7°
Pavilion angle33.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG680570173
Dimensions13.63 × 12.59 × 7.76 mm
L/W Ratio1.08
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.63 mm12.59 mm11.03 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG680570173
Side View
Table 60.0%Crown 39.7°Girdle: THK-VTKPavilion 33.7°Culet: NoneDepth 61.6%

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: $18,440 USD|Low: $2,352 USD|High: $25,260 USD|Avg: $6,205 USD|-27.0%
Brilliant Earth
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
Retailer 15
October 30, 2026
Retailer 2$2,360 USD
Retailer 3$2,929 USD
Retailer 7$2,988 USD
Retailer 5$3,090 USD
Retailer 6$3,358 USD
Retailer 8$3,955 USD
Retailer 9$4,534 USD
Retailer 11$4,564 USD
Retailer 10$5,261 USD
Retailer 13$6,555 USD
Retailer 12$7,821 USD
Retailer 4$8,212 USD
Retailer 14$8,538 USD
Retailer 15$9,381 USD
Brilliant Earth$18,440 USD

37 data points across 15 retailers

18 retailers$2,360 USD to $18,440 USD

A
Cheapest Retailer
-
$2,360 USD
£1,858 GBP
A
Retailer 2
-
$2,988 USD
View
Final sale: no returns
A
Retailer 3
-
$3,090 USD
View
A
Retailer 4
-
$3,358 USD
View
A
Retailer 5
-
$3,955 USD
£3,114 GBP
View
A
Retailer 6
-
$4,534 USD
ZAR 73,255 ZAR
View
Retailer 7
-
$4,564 USD
View
Price last confirmed 7 days ago
A
Retailer 8
-
$5,261 USD
€5,010 EUR
View
A
Retailer 9
-
$5,563 USD
£4,380 GBP
View
Retailer 10
-
$6,085 USD
View
Price last confirmed 9 days ago
Retailer 11
-
$6,555 USD
View
Price last confirmed 11 days ago
B+
Retailer 12
-
$7,821 USD
View
B+
Retailer 13
-
$8,212 USD
View
B+
Retailer 14
-
$8,538 USD
View
Retailer 15
-
$9,381 USD
A$14,432 AUD
View
Price last confirmed 21 days ago
B
Retailer 16
-
$10,219 USD
View
B
Retailer 17
-
$10,751 USD
View
Most Expensive
B
Brilliant Earth
16242769A · Oct 30
$18,440 USD
View
17 more retailers have this diamond
Prices start from $2,360 USDSave up to $16,080 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
11.03ct Cushion
$2,360 USD