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Cushion|Lab Grown|IGI

1.17ct H VS1 Cushion Lab Grown Diamond

ID • H/VS1 • IGI LG788683575

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG788683575

Diamond specifications and retailer prices

From $375 USD
As of November 4, 2026
Save $665 USD (64%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,350 USD at Reve Diamonds · As of October 25, 2026
View at Reve Diamonds

About this 1.17ct lab-grown cushion diamond

This 1.17ct lab-grown cushion sits in the classic one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG788683575 or 788683575. Listed at 11 retailers as of November 4, 2026, with a 177% 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

1.17
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.5°
Pavilion angle34.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788683575
Dimensions8.56 × 5.33 × 2.88 mm
L/W Ratio1.61
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.56 mm5.33 mm1.17 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788683575
Side View
Table 56.0%Crown 38.5°Girdle: MED-STKPavilion 34.2°Culet: LargeDepth 54.0%

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: Nov 4
Current: $714 USD|Low: $227 USD|High: $1,350 USD|Avg: $729 USD|+9.5%
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
Reve Diamonds
November 2, 2026
Retailer 9$251 USD
Retailer 10$375 USD
Retailer 6$453 USD
Retailer 7$453 USD
Retailer 13$522 USD
Retailer 2$620 USD
Retailer 1$714 USD
Retailer 12$758 USD
Retailer 5$819 USD
Retailer 4$914 USD
Retailer 8$1,040 USD
Retailer 3$1,044 USD
Retailer 11$1,239 USD
Reve Diamonds$1,350 USD

28 data points across 14 retailers

11 retailers$375 USD to $1,040 USD

A
Cheapest Retailer
-
$375 USD
A
Retailer 2
-
$453 USD
View
A
Retailer 3
-
$453 USD
View
Retailer 4
-
$522 USD
View
Price last confirmed 12 days ago
Retailer 5
-
$620 USD
View
Price last confirmed 9 days ago
B+
Retailer 6
-
$714 USD
View
Retailer 7
-
$758 USD
View
Price last confirmed 11 days ago
B
Retailer 8
-
$1,040 USD
View
Retailer 9
-
$1,044 USD
View
Price last confirmed 8 days ago
Retailer 10
-
$1,239 USD
View
Price last confirmed 9 days ago
Most Expensive
Reve Diamonds
73D0A6351 · Oct 25
$1,350 USD
View
Price last confirmed 10 days ago
10 more retailers have this diamond
Prices start from $375 USDSave up to $665 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
$375 USD