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Marquise|Lab Grown|IGI

1.00ct F SI1 Marquise Lab Grown Diamond

ID • F/SI1 • IGI LG766628129

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG766628129

Diamond specifications and retailer prices

From HK$2,330 HKD
$297 USD
As of October 30, 2026
Save HK$4,446 HKD (66%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$6,776 HKD at MOH London · As of October 26, 2026
View at MOH London

About this 1ct lab-grown marquise diamond

This 1ct lab-grown marquise sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG766628129 or 766628129. Listed at 7 retailers as of October 26, 2026, with prices from HK$2,330 to HK$6,776, a HK$4,446 spread on the same certified stone. MOH London lists it at HK$6,776. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.00
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG766628129
Dimensions10.63 × 5.14 × 3.22 mm
L/W Ratio2.07
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.63 mm5.14 mm1.00 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG766628129
Side View
Table 59.0%Crown 34.1°Girdle: MED-STKPavilion 41°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: Oct 30
Current: HK$6,776 HKD|Low: HK$2,330 HKD|High: HK$6,846 HKD|Avg: HK$3,469 HKD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 31, 2026
Retailer 6HK$2,330 HKD
Retailer 2HK$2,511 HKD
Retailer 5HK$2,660 HKD
Retailer 3HK$2,750 HKD
Retailer 4HK$3,947 HKD
MOH LondonHK$6,776 HKD

26 data points across 6 retailers

7 retailersHK$2,330 HKD to HK$6,776 HKD

A
Cheapest Retailer
-
HK$2,330 HKD
$297 USD
A
Retailer 2
-
HK$2,511 HKD
£252 GBP
View
A
Retailer 3
-
HK$2,660 HKD
$339 USD
View
A
Retailer 4
-
HK$2,750 HKD
£276 GBP
View
B+
Retailer 5
-
HK$3,947 HKD
$503 USD
View
B
Retailer 6
-
HK$5,089 HKD
$649 USD
View
Most Expensive
B
MOH London
LG766628129 · Oct 26
HK$6,776 HKD
£680 GBP
View
6 more retailers have this diamond
Prices start from HK$2,330 HKDSave up to HK$4,446 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
1.00ct Marquise
HK$2,330 HKD