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Marquise|Lab Grown|IGI

1.00ct H VS1 Marquise Lab Grown Diamond

ID • H/VS1 • IGI LG828682389

Shape and cutting style on the report: Marquise modified brilliant

Certificate IGI LG828682389

Diamond specifications and retailer prices

From $284 USD
As of October 30, 2026
Save $1,083 USD (79%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,367 USD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1ct lab-grown marquise diamond

This 1ct lab-grown marquise 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 LG828682389 or 828682389. Listed at 20 retailers as of October 30, 2026, with prices from $284 to $1,367, a $1,083 spread on the same certified stone. Reve Diamonds lists it at $1,367. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828682389
Dimensions9.13 × 4.86 × 3.26 mm
L/W Ratio1.88
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.13 mm4.86 mm1.00 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828682389
Side View
Table 59.0%Crown 34.3°Girdle: THK-VTKPavilion 34.1°Culet: NoneDepth 67.1%

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: $516 USD|Low: $284 USD|High: $1,367 USD|Avg: $652 USD|+1.0%
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
Reve Diamonds
October 29, 2026
Retailer 12$284 USD
Retailer 14$316 USD
Retailer 6$346 USD
Retailer 3$357 USD
Retailer 10$397 USD
Retailer 2$425 USD
Retailer 13$475 USD
Retailer 1$516 USD
Retailer 9$542 USD
Retailer 8$768 USD
Retailer 5$848 USD
Retailer 11$969 USD
Retailer 4$1,066 USD
Retailer 7$1,271 USD
Reve Diamonds$1,367 USD

26 data points across 15 retailers

20 retailers$284 USD to $1,367 USD

Retailer 1
-
$244 USD
Price last confirmed 29 days ago
Retailer 2
-
$254 USD
View
Price last confirmed 31 days ago
A
Retailer 3
-
$284 USD
View
Final sale: no returns
Retailer 4
-
$295 USD
View
Price last confirmed 32 days ago
Retailer 5
-
$311 USD
View
Price last confirmed 32 days ago
Retailer 6
-
$316 USD
View
Price last confirmed 28 days ago
A
Retailer 7
-
$346 USD
HK$2,700 HKD
View
A
Retailer 8
-
$357 USD
View
Retailer 9
-
$397 USD
£313 GBP
View
Price last confirmed 14 days ago
A
Retailer 10
-
$425 USD
View
A
Retailer 11
-
$475 USD
View
A
Retailer 12
-
$516 USD
€491 EUR
View
A
Retailer 13
-
$542 USD
ZAR 8,758 ZAR
View
B+
Retailer 14
-
$768 USD
A$1,181 AUD
View
B+
Retailer 15
-
$848 USD
SGD 1,146 SGD
View
B
Retailer 16
-
$969 USD
View
Retailer 17
-
$1,014 USD
View
Price last confirmed 31 days ago
B+
Retailer 18
-
$1,066 USD
View
B
Retailer 19
-
$1,271 USD
£1,001 GBP
View
Most Expensive
B
Reve Diamonds
D36B70ACC · Oct 30
$1,367 USD
View
19 more retailers have this diamond
Prices start from $284 USDSave up to $1,083 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
1.00ct Marquise
$284 USD