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Marquise|Lab Grown|IGI

3.51ct G VS1 Marquise Lab Grown Diamond

VG • G/VS1 • IGI LG841641096

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841641096

Diamond specifications and retailer prices

From HK$3,460 HKD
$441 USD
As of November 2, 2026
Save HK$25,100 HKD (88%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$28,560 HKD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 3.51ct lab-grown marquise diamond

This 3.51ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG841641096 or 841641096. Listed at 18 retailers as of November 2, 2026, with prices from HK$3,460 to HK$28,560, a HK$25,100 spread on the same certified stone. Brilliant Earth lists it at HK$28,560. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.51
Carat
G
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841641096
Dimensions15.44 × 8.02 × 5.02 mm
L/W Ratio1.93
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.44 mm8.02 mm3.51 ctG / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841641096
Side View
Table 60.0%Crown 35.9°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.6%

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 2
Current: HK$28,560 HKD|Low: HK$3,460 HKD|High: HK$28,560 HKD|Avg: HK$9,914 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
Retailer 17
Retailer 18
November 2, 2026
Retailer 3HK$3,460 HKD
Retailer 17HK$3,876 HKD
Retailer 9HK$4,292 HKD
Retailer 16HK$4,292 HKD
Retailer 11HK$4,779 HKD
Retailer 15HK$5,414 HKD
Retailer 4HK$6,740 HKD
Retailer 12HK$7,036 HKD
Retailer 18HK$7,375 HKD
Retailer 14HK$9,068 HKD
Retailer 2HK$9,353 HKD
Retailer 7HK$9,415 HKD
Retailer 6HK$11,542 HKD
Retailer 8HK$13,801 HKD
Retailer 10HK$14,060 HKD
Retailer 13HK$15,774 HKD
Retailer 5HK$16,061 HKD
Brilliant EarthHK$28,560 HKD

13 data points across 18 retailers

18 retailersHK$3,460 HKD to HK$28,560 HKD

A
Cheapest Retailer
-
HK$3,460 HKD
$441 USD
A
Retailer 2
-
HK$3,876 HKD
$494 USD
View
Retailer 3
-
HK$4,292 HKD
$547 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
HK$4,292 HKD
$547 USD
View
A
Retailer 5
-
HK$4,779 HKD
£480 GBP
View
A
Retailer 6
-
HK$5,414 HKD
$690 USD
View
B+
Retailer 7
-
HK$6,740 HKD
$859 USD
View
A
Retailer 8
-
HK$7,036 HKD
£706 GBP
View
A
Retailer 9
-
HK$7,375 HKD
$940 USD
View
B+
Retailer 10
-
HK$9,068 HKD
A$1,778 AUD
View
A
Retailer 11
-
HK$9,353 HKD
ZAR 19,257 ZAR
View
B+
Retailer 12
-
HK$9,415 HKD
$1,200 USD
View
B+
Retailer 13
-
HK$11,542 HKD
$1,471 USD
View
B+
Retailer 14
-
HK$13,801 HKD
$1,759 USD
View
B+
Retailer 15
-
HK$14,060 HKD
$1,792 USD
View
B+
Retailer 16
-
HK$15,774 HKD
£1,583 GBP
View
B
Retailer 17
-
HK$16,061 HKD
$2,047 USD
View
Most Expensive
B
Brilliant Earth
22221993A · Nov 2
HK$28,560 HKD
$3,640 USD
View
17 more retailers have this diamond
Prices start from HK$3,460 HKDSave up to HK$25,100 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
3.51ct Marquise
HK$3,460 HKD