CaratHunter
Plans
Marquise|Lab Grown|IGI

5.28ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG695509669

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG695509669

Diamond specifications and retailer prices

From $1,361 USD
As of October 29, 2026
Save $9,429 USD (87%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $11,940 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 5.28ct lab-grown marquise diamond

This 5.28ct lab-grown marquise 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 LG695509669 or 695509669. Listed at 24 retailers as of October 29, 2026, with a 693% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

5.28
Carat
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG695509669
Dimensions9.13 × 9.13 × 5.56 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.13 mm9.13 mm5.28 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG695509669
Side View
Table 60.0%Crown 33°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.9%

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: Oct 29
Current: $11,940 USD|Low: $971 USD|High: $12,070 USD|Avg: $3,658 USD|-1.1%
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 30, 2026
Retailer 7$1,361 USD
Retailer 5$1,410 USD
Retailer 15$1,575 USD
Retailer 6$1,628 USD
Retailer 20$1,983 USD
Retailer 8$2,040 USD
Retailer 2$2,195 USD
Retailer 4$2,701 USD
Retailer 16$2,735 USD
Retailer 17$3,151 USD
Retailer 13$3,162 USD
Retailer 11$3,764 USD
Retailer 3$4,045 USD
Retailer 10$4,184 USD
Retailer 19$4,426 USD
Retailer 14$5,028 USD
Retailer 12$5,519 USD
Retailer 18$5,615 USD
Retailer 9$8,850 USD
Brilliant Earth$11,940 USD

43 data points across 20 retailers

24 retailers$1,361 USD to $10,790 USD

Retailer 1
-
$1,167 USD
Price last confirmed 28 days ago
Retailer 2
-
$1,322 USD
View
Price last confirmed 31 days ago
A
Retailer 3
-
$1,361 USD
View
Final sale: no returns
Retailer 4
-
$1,410 USD
View
Price last confirmed 27 days ago
A
Retailer 5
-
$1,575 USD
View
A
Retailer 6
-
$1,628 USD
View
A
Retailer 7
-
$1,983 USD
View
A
Retailer 8
-
$2,040 USD
View
A
Retailer 9
-
$2,195 USD
£1,728 GBP
View
B+
Retailer 10
-
$2,701 USD
View
B+
Retailer 11
-
$2,735 USD
A$4,208 AUD
View
Retailer 12
-
$2,917 USD
View
Price last confirmed 30 days ago
Retailer 13
-
$3,151 USD
A$4,848 AUD
View
Price last confirmed 8 days ago
B+
Retailer 14
-
$3,162 USD
ZAR 51,086 ZAR
View
B
Retailer 15
-
$3,764 USD
£2,964 GBP
View
B
Retailer 16
-
$4,045 USD
View
B
Retailer 17
-
$4,184 USD
View
Retailer 18
-
$4,426 USD
A$6,809 AUD
View
Price last confirmed 21 days ago
B
Retailer 19
-
$5,028 USD
£3,959 GBP
View
B
Retailer 20
-
$5,519 USD
View
B
Retailer 21
-
$5,615 USD
View
B
Retailer 22
-
$8,850 USD
View
B
Retailer 23
-
$10,790 USD
View
Most Expensive
Brilliant Earth
18630745A · Oct 30
$11,940 USD
View
Price under review
23 more retailers have this diamond
Prices start from $1,361 USDSave up to $9,429 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
5.28ct Marquise
$1,361 USD