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Marquise|Lab Grown|IGI

1.23ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG845651268

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG845651268

Diamond specifications and retailer prices

From HK$2,220 HKD
As of November 5, 2026
Save HK$4,370 HKD (66%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$6,590 HKD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.23ct lab-grown marquise diamond

This 1.23ct lab-grown marquise sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG845651268 or 845651268. Listed at 9 retailers as of November 4, 2026, with prices from HK$2,220 to HK$6,590, a HK$4,370 spread on the same certified stone. Brilliant Earth lists it at HK$6,590. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845651268
Dimensions10.64 × 5.61 × 3.59 mm
L/W Ratio1.90
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.64 mm5.61 mm1.23 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845651268
Side View
Table 61.0%Crown 36.2°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 64.0%

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: Nov 5
Current: HK$6,590 HKD|Low: HK$2,220 HKD|High: HK$6,590 HKD|Avg: HK$4,527 HKD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 2HK$2,220 HKD
Retailer 7HK$3,271 HKD
Retailer 9HK$3,279 HKD
Retailer 4HK$3,366 HKD
Retailer 3HK$3,522 HKD
Retailer 8HK$4,637 HKD
Retailer 6HK$6,025 HKD
Retailer 5HK$6,417 HKD
Brilliant EarthHK$6,590 HKD

6 data points across 9 retailers

9 retailersHK$2,220 HKD to HK$6,590 HKD

A
Cheapest Retailer
-
HK$2,220 HKD
A
Retailer 2
-
HK$3,271 HKD
View
A
Retailer 3
-
HK$3,279 HKD
View
A
Retailer 4
-
HK$3,366 HKD
View
A
Retailer 5
-
HK$3,522 HKD
View
B+
Retailer 6
-
HK$4,637 HKD
View
B+
Retailer 7
-
HK$6,025 HKD
View
B+
Retailer 8
-
HK$6,417 HKD
View
Most Expensive
B
Brilliant Earth
22394845A · Nov 4
HK$6,590 HKD
$840 USD
View
8 more retailers have this diamond
Prices start from HK$2,220 HKDSave up to HK$4,370 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
1.23ct Marquise
HK$2,220 HKD