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Marquise|Lab Grown|IGI

0.91ct E SI1 Marquise Lab Grown Diamond

ID • E/SI1 • IGI LG600350943

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG600350943

Diamond specifications and retailer prices

From HK$1,012 HKD
$129 USD
As of October 30, 2026
Save HK$3,240 HKD (76%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$4,252 HKD at Friendly Diamonds · As of October 31, 2026
View at Friendly Diamonds

About this 0.91ct lab-grown marquise diamond

This 0.91ct lab-grown marquise sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG600350943 or 600350943. Listed at 11 retailers as of October 30, 2026, with prices from HK$1,012 to HK$4,252, a HK$3,240 spread on the same certified stone. Friendly Diamonds lists it at HK$4,252. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.91
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG600350943
Dimensions9.89 × 5.08 × 3.22 mm
L/W Ratio1.95
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.89 mm5.08 mm0.91 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG600350943
Side View
Table 58.0%Crown 35.6°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 63.4%

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$4,252 HKD|Low: HK$1,012 HKD|High: HK$5,021 HKD|Avg: HK$2,813 HKD
Friendly 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
Retailer 17
October 31, 2026
Retailer 2HK$1,012 HKD
Retailer 15HK$1,169 HKD
Retailer 12HK$1,255 HKD
Retailer 17HK$1,406 HKD
Retailer 11HK$1,656 HKD
Retailer 10HK$2,096 HKD
Retailer 16HK$2,385 HKD
Retailer 4HK$2,537 HKD
Retailer 3HK$2,577 HKD
Retailer 13HK$3,154 HKD
Retailer 7HK$3,209 HKD
Retailer 9HK$3,458 HKD
Retailer 8HK$3,812 HKD
Retailer 14HK$4,025 HKD
Friendly DiamondsHK$4,252 HKD
Retailer 6HK$4,650 HKD
Retailer 5HK$5,021 HKD

4 data points across 17 retailers

11 retailersHK$1,012 HKD to HK$4,252 HKD

A
Cheapest Retailer
-
HK$1,012 HKD
$129 USD
A
Retailer 2
-
HK$1,169 HKD
$149 USD
View
A
Retailer 3
-
HK$1,255 HKD
$160 USD
View
A
Retailer 4
-
HK$1,406 HKD
View
A
Retailer 5
-
HK$1,656 HKD
£166 GBP
View
A
Retailer 6
-
HK$2,096 HKD
£210 GBP
View
B+
Retailer 7
-
HK$2,385 HKD
$304 USD
View
B+
Retailer 8
-
HK$2,577 HKD
£259 GBP
View
B+
Retailer 9
-
HK$3,154 HKD
$402 USD
View
B
Retailer 10
-
HK$4,025 HKD
$513 USD
View
Most Expensive
B
Friendly Diamonds
6559560 · Oct 31
HK$4,252 HKD
$542 USD
View
10 more retailers have this diamond
Prices start from HK$1,012 HKDSave up to HK$3,240 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
0.91ct Marquise
HK$1,012 HKD