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Marquise|Lab Grown|IGI

3.77ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG835665856

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG835665856

Diamond specifications and retailer prices

From HK$4,127 HKD
$526 USD
As of October 30, 2026
Save HK$20,862 HKD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$24,989 HKD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 3.77ct lab-grown marquise diamond

This 3.77ct lab-grown marquise sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG835665856 or 835665856. Listed at 15 retailers as of October 28, 2026, with prices from HK$4,127 to HK$24,989, a HK$20,862 spread on the same certified stone. Rare Carat lists it at HK$24,989. 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

3.77
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835665856
Dimensions17.11 × 8.21 × 4.93 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
17.11 mm8.21 mm3.77 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835665856
Side View
Table 62.0%Crown 34.4°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 60.0%

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$24,989 HKD|Low: HK$4,017 HKD|High: HK$25,381 HKD|Avg: HK$14,275 HKD|-1.5%
Rare Carat
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 30, 2026
Retailer 3HK$4,127 HKD
Retailer 9HK$4,621 HKD
Retailer 12HK$5,868 HKD
Retailer 8HK$7,752 HKD
Retailer 5HK$8,136 HKD
Retailer 2HK$10,806 HKD
Retailer 11HK$13,204 HKD
Retailer 10HK$13,220 HKD
Retailer 4HK$13,455 HKD
Retailer 13HK$17,810 HKD
Retailer 6HK$20,169 HKD
Retailer 7HK$21,473 HKD
Retailer 14HK$23,223 HKD
Rare CaratHK$24,989 HKD

29 data points across 14 retailers

15 retailersHK$4,127 HKD to HK$24,989 HKD

A
Cheapest Retailer
-
HK$4,127 HKD
$526 USD
A
Retailer 2
-
HK$4,621 HKD
$589 USD
View
Retailer 3
-
HK$5,868 HKD
£589 GBP
View
Price last confirmed 16 days ago
Retailer 4
-
HK$7,752 HKD
€941 EUR
View
Price last confirmed 8 days ago
A
Retailer 5
-
HK$8,136 HKD
$1,037 USD
View
A
Retailer 6
-
HK$10,806 HKD
A$2,119 AUD
View
A
Retailer 7
-
HK$13,204 HKD
$1,683 USD
View
B+
Retailer 8
-
HK$13,220 HKD
$1,685 USD
View
A
Retailer 9
-
HK$13,455 HKD
$1,715 USD
View
B+
Retailer 10
-
HK$15,966 HKD
$2,035 USD
View
B+
Retailer 11
-
HK$17,810 HKD
$2,270 USD
View
Retailer 12
-
HK$20,169 HKD
SGD 3,474 SGD
View
Price last confirmed 20 days ago
B+
Retailer 13
-
HK$21,473 HKD
£2,155 GBP
View
B+
Retailer 14
-
HK$23,223 HKD
$2,960 USD
View
Most Expensive
B
Rare Carat
LGMQ30-148532 · Oct 28
HK$24,989 HKD
$3,185 USD
View
14 more retailers have this diamond
Prices start from HK$4,127 HKDSave up to HK$20,862 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
3.77ct Marquise
HK$4,127 HKD