Marquise|Lab Grown|IGI

1.28ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG841613569

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841613569

Diamond specifications and retailer prices

From $392 USD
As of October 26, 2026
Save $903 USD (70%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,270 USD at Do Amore Diamonds · As of October 27, 2026
View at Do Amore Diamonds

About this 1.28ct lab-grown marquise diamond

This 1.28ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG841613569 or 841613569. Listed at 11 retailers as of October 26, 2026, with a 230% 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

1.28
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841613569
Dimensions11.21 × 5.65 × 3.54 mm
L/W Ratio1.98
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.21 mm5.65 mm1.28 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841613569
Side View
Table 59.0%Crown 35.4°Girdle: THN-MEDPavilion 40°Culet: NoneDepth 62.7%

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 26
Current: $2,270 USD|Low: $263 USD|High: $2,270 USD|Avg: $723 USD
Do Amore Diamonds
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 27, 2026
Retailer 12$263 USD
Retailer 7$346 USD
Retailer 11$392 USD
Retailer 15$392 USD
Retailer 14$405 USD
Retailer 16$470 USD
Retailer 4$513 USD
Retailer 10$535 USD
Retailer 13$597 USD
Retailer 3$870 USD
Retailer 8$1,000 USD
Retailer 6$1,086 USD
Retailer 9$1,207 USD
Retailer 2$1,295 USD
Retailer 5$1,354 USD
Do Amore Diamonds$2,270 USD

5 data points across 16 retailers

11 retailers$392 USD to $1,295 USD

Retailer 1
-
$346 USD
HK$2,700 HKD
Price last confirmed 19 days ago
A
Retailer 2
-
$392 USD
View
A
Retailer 3
-
$392 USD
View
A
Retailer 4
-
$405 USD
£319 GBP
View
A
Retailer 5
-
$535 USD
View
B+
Retailer 6
-
$597 USD
£470 GBP
View
Retailer 7
-
$870 USD
View
Price last confirmed 18 days ago
B
Retailer 8
-
$1,207 USD
View
B
Retailer 9
-
$1,295 USD
£1,020 GBP
View
Retailer 10
-
$1,354 USD
View
Price last confirmed 19 days ago
Most Expensive
Do Amore Diamonds
27-B5D517255 · Oct 27
$2,270 USD
View
Price under review
10 more retailers have this diamond
Prices start from $392 USDSave up to $903 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
1.28ct Marquise
$392 USD