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1.80ct F SI1 Round Lab Grown Diamond

EX • F/SI1 • IGI LG770689614

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770689614

Diamond specifications and retailer prices

From HK$1,499 HKD
$191 USD
As of November 1, 2026
Save HK$7,190 HKD (83%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$8,689 HKD at MOH London · As of November 2, 2026
View at MOH London

About this 1.8ct lab-grown round diamond

This 1.8ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG770689614 or 770689614. Listed at 9 retailers as of November 1, 2026, with prices from HK$1,499 to HK$8,689, a HK$7,190 spread on the same certified stone. MOH London lists it at HK$8,689. 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

1.80
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770689614
Dimensions7.89 × 7.84 × 4.70 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
7.89 mm7.84 mm1.80 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770689614
Side View
Table 62.0%Crown 33.4°Girdle: MED-STKPavilion 41°Culet: NoneDepth 59.8%

Caratlytics Score

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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 1
Current: HK$8,689 HKD|Low: HK$1,459 HKD|High: HK$8,938 HKD|Avg: HK$5,202 HKD|-2.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 13HK$1,499 HKD
Retailer 9HK$1,742 HKD
Retailer 2HK$3,180 HKD
Retailer 7HK$3,432 HKD
Retailer 3HK$3,546 HKD
Retailer 10HK$4,559 HKD
Retailer 11HK$5,979 HKD
Retailer 8HK$5,994 HKD
Retailer 4HK$6,826 HKD
Retailer 6HK$6,944 HKD
Retailer 5HK$7,072 HKD
Retailer 12HK$7,525 HKD
MOH LondonHK$8,689 HKD

28 data points across 13 retailers

9 retailersHK$1,499 HKD to HK$8,689 HKD

A
Cheapest Retailer
-
HK$1,499 HKD
$191 USD
A
Retailer 2
-
HK$1,742 HKD
$222 USD
View
A
Retailer 3
-
HK$3,180 HKD
€386 EUR
View
B+
Retailer 4
-
HK$4,559 HKD
$581 USD
View
B+
Retailer 5
-
HK$5,979 HKD
$762 USD
View
B+
Retailer 6
-
HK$5,994 HKD
$764 USD
View
B
Retailer 7
-
HK$6,944 HKD
$885 USD
View
Retailer 8
-
HK$7,525 HKD
SGD 1,296 SGD
View
Price last confirmed 20 days ago
Most Expensive
B
MOH London
LG770689614 · Nov 2
HK$8,689 HKD
£872 GBP
View
8 more retailers have this diamond
Prices start from HK$1,499 HKDSave up to HK$7,190 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
1.80ct Round
HK$1,499 HKD