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Oval|Lab Grown|IGI

1.90ct D FL Oval Lab Grown Diamond

EX • D/FL • IGI LG780685505

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG780685505

Diamond specifications and retailer prices

From HK$6,975 HKD
$889 USD
As of October 29, 2026
Save HK$23,525 HKD (77%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: HK$53,743 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.9ct lab-grown oval diamond

This 1.9ct lab-grown oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG780685505 or 780685505. Listed at 23 retailers as of October 29, 2026, with a 337% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.90
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780685505
Dimensions9.64 × 6.99 × 4.49 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.64 mm6.99 mm1.90 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780685505
Side View
Table 57.0%Crown 36.1°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 64.2%

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 29
Current: HK$53,743 HKD|Low: HK$6,700 HKD|High: HK$53,743 HKD|Avg: HK$17,203 HKD
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 30, 2026
Retailer 18HK$6,975 HKD
Retailer 17HK$7,595 HKD
Retailer 10HK$7,806 HKD
Retailer 4HK$8,097 HKD
Retailer 5HK$8,097 HKD
Retailer 2HK$9,176 HKD
Retailer 14HK$9,729 HKD
Retailer 9HK$9,886 HKD
Retailer 7HK$11,549 HKD
Retailer 11HK$12,454 HKD
Retailer 13HK$14,877 HKD
Retailer 6HK$16,398 HKD
Retailer 3HK$22,753 HKD
Retailer 15HK$23,953 HKD
Retailer 16HK$26,568 HKD
Retailer 8HK$27,102 HKD
Retailer 12HK$30,500 HKD
Brilliant EarthHK$53,743 HKD

41 data points across 18 retailers

23 retailersHK$6,975 HKD to HK$30,500 HKD

A
Cheapest Retailer
-
HK$6,975 HKD
$889 USD
A
Retailer 2
-
HK$7,595 HKD
$968 USD
View
A
Retailer 3
-
HK$7,806 HKD
$995 USD
View
Final sale: no returns
Retailer 4
-
HK$8,097 HKD
$1,032 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
HK$8,097 HKD
$1,032 USD
View
A
Retailer 6
-
HK$9,176 HKD
£921 GBP
View
B+
Retailer 7
-
HK$9,729 HKD
$1,240 USD
View
B+
Retailer 8
-
HK$9,886 HKD
$1,260 USD
View
B+
Retailer 9
-
HK$11,549 HKD
$1,472 USD
View
B+
Retailer 10
-
HK$12,454 HKD
£1,250 GBP
View
B+
Retailer 11
-
HK$13,573 HKD
$1,730 USD
View
B+
Retailer 12
-
HK$14,877 HKD
ZAR 30,633 ZAR
View
B+
Retailer 13
-
HK$16,398 HKD
$2,090 USD
View
B
Retailer 14
-
HK$22,359 HKD
£2,244 GBP
View
B
Retailer 15
-
HK$22,753 HKD
$2,900 USD
View
B
Retailer 16
-
HK$23,953 HKD
$3,053 USD
View
B
Retailer 17
-
HK$25,318 HKD
$3,227 USD
View
B
Retailer 18
-
HK$26,568 HKD
€3,225 EUR
View
B
Retailer 19
-
HK$26,622 HKD
$3,393 USD
View
B
Retailer 20
-
HK$27,102 HKD
SGD 4,668 SGD
View
B
Retailer 21
-
HK$28,104 HKD
$3,582 USD
View
B
Retailer 22
-
HK$30,500 HKD
£3,061 GBP
View
Most Expensive
Brilliant Earth
18530143A · Oct 29
HK$53,743 HKD
$6,850 USD
View
Price under review
22 more retailers have this diamond
Prices start from HK$6,975 HKDSave up to HK$23,525 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
1.90ct Oval
HK$6,975 HKD