Oval|Lab Grown|IGI

1.21ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG816611188

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG816611188

Diamond specifications and retailer prices

From HK$1,914 HKD
$244 USD
As of November 1, 2026
Save HK$13,542 HKD (88%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: HK$20,281 HKD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.21ct lab-grown oval diamond

This 1.21ct lab-grown oval sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816611188 or 816611188. Listed at 20 retailers as of October 31, 2026, with a 707% 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

1.21
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816611188
Dimensions8.70 × 6.00 × 3.76 mm
L/W Ratio1.45
Girdle conditionFaceted
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
8.70 mm6.00 mm1.21 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816611188
Side View
Table 58.0%Crown 35.4°Girdle: THN-STKPavilion 41.1°Culet: NoneDepth 62.7%

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$20,281 HKD|Low: HK$1,914 HKD|High: HK$27,146 HKD|Avg: HK$6,679 HKD|-1.5%
Rare Carat
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
Retailer 19
Retailer 20
November 2, 2026
Retailer 7HK$1,914 HKD
Retailer 5HK$2,142 HKD
Retailer 4HK$2,220 HKD
Retailer 17HK$2,369 HKD
Retailer 11HK$2,534 HKD
Retailer 18HK$3,334 HKD
Retailer 14HK$3,938 HKD
Retailer 13HK$4,095 HKD
Retailer 12HK$4,472 HKD
Retailer 2HK$4,500 HKD
Retailer 10HK$4,833 HKD
Retailer 6HK$5,193 HKD
Retailer 15HK$5,900 HKD
Retailer 3HK$6,010 HKD
Retailer 20HK$7,626 HKD
Retailer 9HK$8,030 HKD
Retailer 8HK$9,516 HKD
Retailer 19HK$10,460 HKD
Retailer 16HK$15,456 HKD
Rare CaratHK$20,281 HKD

33 data points across 20 retailers

20 retailersHK$1,914 HKD to HK$15,456 HKD

A
Cheapest Retailer
-
HK$1,914 HKD
$244 USD
A
Retailer 2
-
HK$2,142 HKD
$273 USD
View
Final sale: no returns
A
Retailer 3
-
HK$2,220 HKD
$283 USD
View
A
Retailer 4
-
HK$2,369 HKD
$302 USD
View
Retailer 5
-
HK$2,534 HKD
$323 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
HK$3,334 HKD
$425 USD
View
A
Retailer 7
-
HK$3,938 HKD
€478 EUR
View
A
Retailer 8
-
HK$4,095 HKD
ZAR 8,431 ZAR
View
Retailer 9
-
HK$4,472 HKD
$570 USD
View
Price last confirmed 7 days ago
A
Retailer 10
-
HK$4,500 HKD
£452 GBP
View
A
Retailer 11
-
HK$4,833 HKD
$616 USD
View
A
Retailer 12
-
HK$5,193 HKD
$662 USD
View
B+
Retailer 13
-
HK$5,900 HKD
$752 USD
View
B+
Retailer 14
-
HK$6,010 HKD
$766 USD
View
B+
Retailer 15
-
HK$7,626 HKD
$972 USD
View
B+
Retailer 16
-
HK$8,030 HKD
$1,024 USD
View
B+
Retailer 17
-
HK$9,516 HKD
£955 GBP
View
B+
Retailer 18
-
HK$10,460 HKD
$1,333 USD
View
B
Retailer 19
-
HK$15,456 HKD
$1,970 USD
View
Most Expensive
Rare Carat
C435-2A · Oct 21
HK$20,281 HKD
$2,585 USD
View
Price last confirmed 11 days ago
19 more retailers have this diamond
Prices start from HK$1,914 HKDSave up to HK$13,542 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
1.21ct Oval
HK$1,914 HKD