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Oval|Lab Grown|IGI

3.75ct F SI1 Oval Lab Grown Diamond

ID • F/SI1 • IGI LG799697883

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG799697883

Diamond specifications and retailer prices

From HK$10,772 HKD
$1,373 USD
As of November 2, 2026
Save HK$17,920 HKD (62%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: HK$70,219 HKD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.75ct lab-grown oval diamond

This 3.75ct lab-grown oval sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG799697883 or 799697883. Listed at 4 retailers as of October 30, 2026, with a 166% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.75
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799697883
Dimensions12.88 × 8.94 × 5.30 mm
L/W Ratio1.44
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.88 mm8.94 mm3.75 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799697883
Side View
Table 62.0%Crown 34.7°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 59.3%

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 2
Current: HK$70,219 HKD|Low: HK$7,035 HKD|High: HK$70,219 HKD|Avg: HK$19,634 HKD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 27, 2026
Retailer 5HK$7,035 HKD
Retailer 6HK$7,689 HKD
Retailer 4HK$10,772 HKD
Retailer 3HK$14,444 HKD
Retailer 7HK$21,052 HKD
Retailer 2HK$28,692 HKD
Do Amore DiamondsHK$70,219 HKD

4 data points across 7 retailers

4 retailersHK$10,772 HKD to HK$28,692 HKD

A
Cheapest Retailer
-
HK$10,772 HKD
$1,373 USD
B+
Retailer 2
-
HK$14,444 HKD
$1,841 USD
View
B
Retailer 3
-
HK$28,692 HKD
CA$5,079 CAD
View
Most Expensive
Do Amore Diamonds
16-500132585 · Oct 31
HK$70,219 HKD
$8,950 USD
View
Price under review
3 more retailers have this diamond
Prices start from HK$10,772 HKDSave up to HK$17,920 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
3.75ct Oval
HK$10,772 HKD