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Marquise|Lab Grown|IGI

3.68ct F VS2 Marquise Lab Grown Diamond

EX • F/VS2 • IGI LG812641511

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG812641511

Diamond specifications and retailer prices

From HK$4,464 HKD
$569 USD
As of October 28, 2026
Save HK$41,357 HKD (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$45,821 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.68ct lab-grown marquise diamond

This 3.68ct lab-grown marquise sits in the three to five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG812641511 or 812641511. Listed at 16 retailers as of October 28, 2026, with prices from HK$4,464 to HK$45,821, a HK$41,357 spread on the same certified stone. Brilliant Earth lists it at HK$45,821. 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

3.68
Carat
F
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG812641511
Dimensions16.50 × 7.95 × 4.99 mm
L/W Ratio2.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.50 mm7.95 mm3.68 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG812641511
Side View
Table 60.0%Crown 34.2°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.8%

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 28
Current: HK$45,821 HKD|Low: HK$5,924 HKD|High: HK$47,547 HKD|Avg: HK$18,199 HKD|-3.6%
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
October 31, 2026
Retailer 7HK$5,924 HKD
Retailer 14HK$6,410 HKD
Retailer 5HK$6,544 HKD
Retailer 8HK$6,553 HKD
Retailer 6HK$7,808 HKD
Retailer 10HK$7,934 HKD
Retailer 13HK$8,764 HKD
Retailer 4HK$12,196 HKD
Retailer 11HK$12,766 HKD
Retailer 2HK$19,859 HKD
Retailer 9HK$23,835 HKD
Retailer 3HK$26,231 HKD
Retailer 12HK$35,464 HKD
Brilliant EarthHK$45,821 HKD

15 data points across 14 retailers

16 retailersHK$4,464 HKD to HK$45,821 HKD

Retailer 1
-
HK$4,464 HKD
$569 USD
Price last confirmed 9 days ago
A
Retailer 2
-
HK$4,464 HKD
$569 USD
View
A
Retailer 3
-
HK$5,924 HKD
$755 USD
View
A
Retailer 4
-
HK$6,410 HKD
$817 USD
View
B+
Retailer 5
-
HK$6,544 HKD
$834 USD
View
A
Retailer 6
-
HK$6,553 HKD
£658 GBP
View
A
Retailer 7
-
HK$7,934 HKD
€963 EUR
View
A
Retailer 8
-
HK$8,764 HKD
$1,117 USD
View
Retailer 9
-
HK$12,196 HKD
$1,554 USD
View
Price last confirmed 10 days ago
B+
Retailer 10
-
HK$12,766 HKD
$1,627 USD
View
Retailer 11
-
HK$14,358 HKD
$1,830 USD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
HK$19,859 HKD
A$3,894 AUD
View
B
Retailer 13
-
HK$23,835 HKD
£2,392 GBP
View
B
Retailer 14
-
HK$26,231 HKD
$3,343 USD
View
B
Retailer 15
-
HK$35,464 HKD
$4,520 USD
View
Most Expensive
B
Brilliant Earth
22267696A · Oct 30
HK$45,821 HKD
$5,840 USD
View
15 more retailers have this diamond
Prices start from HK$4,464 HKDSave up to HK$41,357 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
3.68ct Marquise
HK$4,464 HKD