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1.30ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG770639391

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770639391

Diamond specifications and retailer prices

From HK$1,356 HKD
As of November 5, 2026
Save HK$6,497 HKD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$7,853 HKD at MOH London · As of November 5, 2026
View at MOH London

About this 1.3ct lab-grown round diamond

This 1.3ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG770639391 or 770639391. Listed at 16 retailers as of November 5, 2026, with prices from HK$1,356 to HK$7,853, a HK$6,497 spread on the same certified stone. MOH London lists it at HK$7,853. 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

1.30
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770639391
Dimensions6.99 × 7.04 × 4.29 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.99 mm7.04 mm1.30 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770639391
Side View
Table 59.0%Crown 34.3°Girdle: MediumPavilion 41°Culet: NoneDepth 61.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: HK$7,853 HKD|Low: HK$1,356 HKD|High: HK$7,963 HKD|Avg: HK$3,769 HKD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 7HK$1,356 HKD
Retailer 8HK$1,685 HKD
Retailer 2HK$2,892 HKD
Retailer 4HK$2,970 HKD
Retailer 9HK$3,010 HKD
Retailer 10HK$3,660 HKD
Retailer 5HK$4,154 HKD
Retailer 3HK$4,702 HKD
Retailer 6HK$5,713 HKD
MOH LondonHK$7,853 HKD

44 data points across 10 retailers

16 retailersHK$1,356 HKD to HK$7,853 HKD

A
Cheapest Retailer
-
HK$1,356 HKD
A
Retailer 2
-
HK$1,575 HKD
View
A
Retailer 3
-
HK$1,685 HKD
View
Retailer 4
-
HK$1,685 HKD
View
Price last confirmed 13 days ago
A
Retailer 5
-
HK$2,892 HKD
View
A
Retailer 6
-
HK$2,970 HKD
View
B+
Retailer 7
-
HK$3,010 HKD
View
A
Retailer 8
-
HK$3,292 HKD
View
A
Retailer 9
-
HK$3,660 HKD
View
B+
Retailer 10
-
HK$4,154 HKD
View
B+
Retailer 11
-
HK$4,287 HKD
View
B+
Retailer 12
-
HK$4,702 HKD
View
B+
Retailer 13
-
HK$5,416 HKD
View
B+
Retailer 14
-
HK$5,713 HKD
View
B+
Retailer 15
-
HK$5,839 HKD
View
Most Expensive
B
MOH London
LG770639391 · Nov 5
HK$7,853 HKD
£789 GBP
View
15 more retailers have this diamond
Prices start from HK$1,356 HKDSave up to HK$6,497 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
1.30ct Round
HK$1,356 HKD