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Cushion|Lab Grown|IGI

1.03ct D VS1 Cushion Lab Grown Diamond

EX • D/VS1 • IGI LG689562258

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG689562258

Diamond specifications and retailer prices

From $182 USD
As of October 30, 2026
Save $894 USD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,140 USD at Brilliant Earth · As of September 26, 2026
View at Brilliant Earth

About this 1.03ct lab-grown cushion diamond

This 1.03ct 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 LG689562258 or 689562258. Listed at 18 retailers as of October 30, 2026, with a 491% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689562258
Dimensions5.39 × 5.39 × 6.72 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
5.39 mm5.39 mm1.03 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689562258
Side View
Table 60.0%Crown 36.1°Girdle: MED-THKPavilion 35.5°Culet: NoneDepth 67.2%

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: Oct 30
Current: $358 USD|Low: $181 USD|High: $1,076 USD|Avg: $480 USD|+5.6%
Retailer 1
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
Retailer 16
October 30, 2026
Retailer 6$182 USD
Retailer 5$202 USD
Retailer 12$347 USD
Retailer 15$348 USD
Retailer 1$358 USD
Retailer 3$364 USD
Retailer 11$384 USD
Retailer 9$394 USD
Retailer 16$445 USD
Retailer 14$493 USD
Retailer 2$526 USD
Retailer 13$636 USD
Retailer 8$679 USD
Retailer 7$705 USD
Retailer 10$951 USD
Retailer 4$1,076 USD

44 data points across 16 retailers

18 retailers$182 USD to $1,076 USD

A
Cheapest Retailer
-
$182 USD
Final sale: no returns
A
Retailer 2
-
$202 USD
View
A
Retailer 3
-
$347 USD
ZAR 5,610 ZAR
View
A
Retailer 4
-
$348 USD
View
A
Retailer 5
-
$358 USD
£282 GBP
View
A
Retailer 6
-
$364 USD
View
A
Retailer 7
-
$384 USD
£302 GBP
View
A
Retailer 8
-
$394 USD
€375 EUR
View
B+
Retailer 9
-
$445 USD
View
B+
Retailer 10
-
$493 USD
A$758 AUD
View
B+
Retailer 11
-
$526 USD
View
Retailer 12
-
$570 USD
View
Price last confirmed 60 days ago
B+
Retailer 13
-
$636 USD
A$979 AUD
View
B
Retailer 14
-
$693 USD
View
B
Retailer 15
-
$705 USD
View
B
Retailer 16
-
$951 USD
£749 GBP
View
B
Retailer 17
-
$1,076 USD
View
Most Expensive
Brilliant Earth
20622999A · Sep 26
$1,140 USD
View
Price last confirmed 34 days ago
17 more retailers have this diamond
Prices start from $182 USDSave up to $894 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
1.03ct Cushion
$182 USD