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Marquise|Lab Grown|IGI

1.03ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG770628037

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG770628037

Diamond specifications and retailer prices

From HK$1,334 HKD
$170 USD
As of October 30, 2026
Save HK$6,389 HKD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$8,396 HKD at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

About this 1.03ct lab-grown marquise diamond

This 1.03ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG770628037 or 770628037. Listed at 18 retailers as of October 26, 2026, with a 479% 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
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770628037
Dimensions9.61 × 5.33 × 3.40 mm
L/W Ratio1.80
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.61 mm5.33 mm1.03 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770628037
Side View
Table 60.0%Crown 36.5°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 63.8%

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 30
Current: HK$8,396 HKD|Low: HK$1,279 HKD|High: HK$8,396 HKD|Avg: HK$3,384 HKD
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
October 30, 2026
Retailer 12HK$1,334 HKD
Retailer 6HK$1,483 HKD
Retailer 4HK$1,546 HKD
Retailer 14HK$1,648 HKD
Retailer 16HK$1,648 HKD
Retailer 9HK$2,072 HKD
Retailer 8HK$2,291 HKD
Retailer 11HK$2,832 HKD
Retailer 2HK$2,938 HKD
Retailer 10HK$3,155 HKD
Retailer 13HK$4,019 HKD
Retailer 7HK$4,135 HKD
Retailer 15HK$5,304 HKD
Retailer 5HK$5,602 HKD
Retailer 3HK$7,723 HKD
Brilliant EarthHK$8,396 HKD

44 data points across 16 retailers

18 retailersHK$1,334 HKD to HK$7,723 HKD

A
Cheapest Retailer
-
HK$1,334 HKD
$170 USD
A
Retailer 2
-
HK$1,483 HKD
$189 USD
View
Final sale: no returns
A
Retailer 3
-
HK$1,546 HKD
$197 USD
View
A
Retailer 4
-
HK$1,648 HKD
$210 USD
View
A
Retailer 5
-
HK$1,648 HKD
$210 USD
View
A
Retailer 6
-
HK$2,072 HKD
£208 GBP
View
B+
Retailer 7
-
HK$2,291 HKD
$292 USD
View
A
Retailer 8
-
HK$2,589 HKD
$330 USD
View
A
Retailer 9
-
HK$2,832 HKD
ZAR 5,831 ZAR
View
A
Retailer 10
-
HK$2,938 HKD
£295 GBP
View
A
Retailer 11
-
HK$3,155 HKD
€383 EUR
View
B+
Retailer 12
-
HK$4,019 HKD
A$788 AUD
View
B+
Retailer 13
-
HK$4,135 HKD
$527 USD
View
B
Retailer 14
-
HK$5,304 HKD
$676 USD
View
B
Retailer 15
-
HK$5,602 HKD
$714 USD
View
B
Retailer 16
-
HK$5,731 HKD
$730 USD
View
B
Retailer 17
-
HK$7,723 HKD
£775 GBP
View
Most Expensive
Brilliant Earth
18310494A · Oct 16
HK$8,396 HKD
$1,070 USD
View
Price last confirmed 13 days ago
17 more retailers have this diamond
Prices start from HK$1,334 HKDSave up to HK$6,389 HKD

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 Marquise
HK$1,334 HKD