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Marquise|Lab Grown|IGI

3.17ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG843603231

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843603231

Diamond specifications and retailer prices

From HK$3,193 HKD
$407 USD
As of November 1, 2026
Save HK$14,460 HKD (82%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: HK$17,654 HKD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 3.17ct lab-grown marquise diamond

This 3.17ct 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 LG843603231 or 843603231. Listed at 3 retailers as of October 28, 2026, with prices from HK$3,193 to HK$17,654, a HK$14,460 spread on the same certified stone. Rare Carat lists it at HK$17,654. 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

3.17
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843603231
Dimensions15.32 × 7.55 × 4.78 mm
L/W Ratio2.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.32 mm7.55 mm3.17 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843603231
Side View
Table 63.0%Crown 37.3°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: HK$17,654 HKD|Low: HK$3,193 HKD|High: HK$17,654 HKD|Avg: HK$7,317 HKD
Rare Carat
Retailer 2
Retailer 3
November 2, 2026
Retailer 3HK$3,193 HKD
Retailer 2HK$6,669 HKD
Rare CaratHK$17,654 HKD

24 data points across 3 retailers

3 retailersHK$3,193 HKD to HK$17,654 HKD

A
Cheapest Retailer
-
HK$3,193 HKD
$407 USD
Final sale: no returns
A
Retailer 2
-
HK$6,669 HKD
£669 GBP
View
Most Expensive
B
Rare Carat
843603231 · Oct 28
HK$17,654 HKD
$2,250 USD
View
2 more retailers have this diamond
Prices start from HK$3,193 HKDSave up to HK$14,460 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
3.17ct Marquise
HK$3,193 HKD