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Marquise|Lab Grown|IGI

3.10ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG774641699

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG774641699

Diamond specifications and retailer prices

From HK$3,209 HKD
$409 USD
As of November 1, 2026
Save HK$14,052 HKD (81%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: HK$27,658 HKD at Helzberg Diamonds · As of October 26, 2026
View at Helzberg Diamonds

About this 3.1ct lab-grown marquise diamond

This 3.1ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG774641699 or 774641699. Listed at 5 retailers as of October 28, 2026, with a 438% 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

3.10
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG774641699
Dimensions15.32 × 7.42 × 4.77 mm
L/W Ratio2.06
Girdle conditionFaceted
Culet sizePointed
Top View
15.32 mm7.42 mm3.10 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG774641699
Side View
Table 59.0%Crown 36.7°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 64.3%

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: Nov 1
Current: HK$27,658 HKD|Low: HK$3,209 HKD|High: HK$27,658 HKD|Avg: HK$11,580 HKD
Helzberg 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
November 3, 2026
Retailer 7HK$3,209 HKD
Retailer 12HK$5,539 HKD
Retailer 13HK$5,837 HKD
Retailer 10HK$6,002 HKD
Retailer 2HK$6,629 HKD
Retailer 3HK$7,470 HKD
Retailer 11HK$8,340 HKD
Retailer 4HK$9,541 HKD
Retailer 9HK$11,837 HKD
Retailer 5HK$14,547 HKD
Retailer 6HK$17,261 HKD
Retailer 8HK$24,323 HKD
Helzberg DiamondsHK$27,658 HKD

40 data points across 13 retailers

5 retailersHK$3,209 HKD to HK$17,261 HKD

A
Cheapest Retailer
-
HK$3,209 HKD
$409 USD
Final sale: no returns
A
Retailer 2
-
HK$6,629 HKD
£665 GBP
View
B
Retailer 3
-
HK$17,261 HKD
$2,200 USD
View
Retailer 4
-
HK$24,323 HKD
$3,100 USD
View
Price last confirmed 15 days ago
Most Expensive
Helzberg Diamonds
ZXZNNKMKHMPP · Oct 26
HK$27,658 HKD
$3,525 USD
View
Price last confirmed 8 days ago
4 more retailers have this diamond
Prices start from HK$3,209 HKDSave up to HK$14,052 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
3.10ct Marquise
HK$3,209 HKD