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Oval|Lab Grown|IGI

1.21ct G VS1 Oval Lab Grown Diamond

ID • G/VS1 • IGI LG843609112

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG843609112

Diamond specifications and retailer prices

From HK$1,240 HKD
As of October 29, 2026
Save HK$3,970 HKD (76%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$7,184 HKD at MOH London · As of October 26, 2026
View at MOH London

About this 1.21ct lab-grown oval diamond

This 1.21ct lab-grown oval sits in the classic one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843609112 or 843609112. Listed at 11 retailers as of October 29, 2026, with a 320% 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
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843609112
Dimensions8.46 × 6.09 × 3.77 mm
L/W Ratio1.39
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.46 mm6.09 mm1.21 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843609112
Side View
Table 61.0%Crown 34.2°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.9%

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$7,184 HKD|Low: HK$1,240 HKD|High: HK$7,214 HKD|Avg: HK$3,947 HKD|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 5HK$1,240 HKD
Retailer 8HK$1,436 HKD
Retailer 4HK$1,883 HKD
Retailer 2HK$2,675 HKD
Retailer 6HK$3,735 HKD
Retailer 11HK$4,088 HKD
Retailer 7HK$4,935 HKD
Retailer 10HK$5,178 HKD
Retailer 9HK$5,210 HKD
Retailer 3HK$6,520 HKD
MOH LondonHK$7,184 HKD

22 data points across 11 retailers

11 retailersHK$1,240 HKD to HK$5,210 HKD

A
Cheapest Retailer
-
HK$1,240 HKD
Retailer 2
-
HK$1,436 HKD
View
Price last confirmed 9 days ago
A
Retailer 3
-
HK$1,883 HKD
View
A
Retailer 4
-
HK$2,675 HKD
View
Retailer 5
-
HK$3,735 HKD
View
Price last confirmed 10 days ago
A
Retailer 6
-
HK$4,088 HKD
View
Retailer 7
-
HK$4,935 HKD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
HK$5,178 HKD
View
B+
Retailer 9
-
HK$5,210 HKD
View
Retailer 10
-
HK$6,520 HKD
View
Price last confirmed 24 days ago
Most Expensive
MOH London
LG843609112 · Oct 26
HK$7,184 HKD
£721 GBP
View
Price last confirmed 9 days ago
10 more retailers have this diamond
Prices start from HK$1,240 HKDSave up to HK$3,970 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$1,240 HKD