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Round|Lab Grown|IGI

1.75ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG786680988

Shape and cutting style on the report: Round brilliant

Certificate IGI LG786680988

Diamond specifications and retailer prices

From HK$1,671 HKD
$213 USD
As of November 1, 2026
Save HK$8,372 HKD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$10,043 HKD at Brilliant Earth · As of November 1, 2026
View at Brilliant Earth

About this 1.75ct lab-grown round diamond

This 1.75ct 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 LG786680988 or 786680988. Listed at 14 retailers as of November 1, 2026, with prices from HK$1,671 to HK$10,043, a HK$8,372 spread on the same certified stone. Brilliant Earth lists it at HK$10,043. 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

1.75
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786680988
Dimensions7.77 × 7.73 × 4.75 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
7.77 mm7.73 mm1.75 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786680988
Side View
Table 58.0%Crown 33°Girdle: MED-STKPavilion 41.1°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 1
Current: HK$10,043 HKD|Low: HK$1,601 HKD|High: HK$11,141 HKD|Avg: HK$4,584 HKD|-9.9%
Brilliant Earth
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 2, 2026
Retailer 7HK$1,671 HKD
Retailer 13HK$1,938 HKD
Retailer 8HK$2,071 HKD
Retailer 5HK$2,095 HKD
Retailer 4HK$3,477 HKD
Retailer 3HK$3,554 HKD
Retailer 6HK$3,825 HKD
Retailer 12HK$4,143 HKD
Retailer 11HK$4,300 HKD
Retailer 9HK$6,661 HKD
Retailer 10HK$6,685 HKD
Retailer 2HK$8,300 HKD
Brilliant EarthHK$10,043 HKD

42 data points across 13 retailers

14 retailersHK$1,671 HKD to HK$10,043 HKD

A
Cheapest Retailer
-
HK$1,671 HKD
$213 USD
A
Retailer 2
-
HK$1,938 HKD
$247 USD
View
A
Retailer 3
-
HK$2,071 HKD
$264 USD
View
Retailer 4
-
HK$2,095 HKD
$267 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
HK$3,477 HKD
€422 EUR
View
B+
Retailer 6
-
HK$3,554 HKD
$453 USD
View
A
Retailer 7
-
HK$3,825 HKD
£384 GBP
View
A
Retailer 8
-
HK$4,143 HKD
$528 USD
View
A
Retailer 9
-
HK$4,300 HKD
$548 USD
View
Retailer 10
-
HK$6,551 HKD
$835 USD
View
B+
Retailer 11
-
HK$6,661 HKD
$849 USD
View
B+
Retailer 12
-
HK$6,685 HKD
$852 USD
View
B
Retailer 13
-
HK$8,300 HKD
£833 GBP
View
Most Expensive
B
Brilliant Earth
19039781A · Nov 1
HK$10,043 HKD
$1,280 USD
View
13 more retailers have this diamond
Prices start from HK$1,671 HKDSave up to HK$8,372 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
1.75ct Round
HK$1,671 HKD