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Marquise|Lab Grown|IGI

1.78ct F VVS1 Marquise Lab Grown Diamond

EX • F/VVS1 • IGI LG837672261

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG837672261

Diamond specifications and retailer prices

From HK$9,580 HKD
$1,221 USD
As of November 2, 2026
Save HK$4,724 HKD (33%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: HK$14,304 HKD at Frank Darling · As of November 3, 2026
View at Frank Darling

About this 1.78ct lab-grown marquise diamond

This 1.78ct lab-grown marquise sits in the one-and-a-half to two carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG837672261 or 837672261. Listed at 3 retailers as of November 2, 2026, with prices from HK$9,580 to HK$14,304, a HK$4,724 spread on the same certified stone. Frank Darling lists it at HK$14,304. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.78
Carat
F
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837672261
Dimensions12.67 × 6.14 × 4.01 mm
L/W Ratio2.06
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.67 mm6.14 mm1.78 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837672261
Side View
Table 57.0%Crown 36.4°Girdle: MED-THKPavilion 40.6°Culet: NoneDepth 65.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: HK$14,304 HKD|Low: HK$5,222 HKD|High: HK$14,304 HKD|Avg: HK$9,030 HKD
Frank Darling
Retailer 2
Retailer 3
Retailer 4
November 3, 2026
Retailer 3HK$5,245 HKD
Retailer 2HK$9,580 HKD
Retailer 4HK$14,162 HKD
Frank DarlingHK$14,304 HKD

18 data points across 4 retailers

3 retailersHK$9,580 HKD to HK$14,304 HKD

B+
Cheapest Retailer
-
HK$9,580 HKD
$1,221 USD
Retailer 2
-
HK$14,162 HKD
$1,805 USD
View
Price last confirmed 19 days ago
Most Expensive
B
Frank Darling
100757705468KD · Nov 3
HK$14,304 HKD
$1,823 USD
View
2 more retailers have this diamond
Prices start from HK$9,580 HKDSave up to HK$4,724 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.

B+
1.78ct Marquise
HK$9,580 HKD