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Round|Lab Grown|IGI

1.21ct H VVS1 Round Lab Grown Diamond

EX • H/VVS1 • IGI LG414065644

Shape and cutting style on the report: Round brilliant

Certificate IGI LG414065644

Diamond specifications and retailer prices

From $520 SGD
As of November 5, 2026
Save $1,124 SGD (68%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,295 SGD at Do Amore Diamonds · As of November 5, 2026
View at Do Amore Diamonds

About this 1.21ct lab-grown round diamond

This 1.21ct lab-grown round sits in the classic one-carat band, graded H colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG414065644 or 414065644. Listed at 14 retailers as of November 5, 2026, with a 216% 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
H
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG414065644
Dimensions6.85 × 6.82 × 4.24 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Chemical Vapor Deposition (CVD) laboratory grown diamond is classified as Type IIa
Top View
6.85 mm6.82 mm1.21 ctH / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG414065644
Side View
Table 59.5%Crown 35.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.1%

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 5
Current: $3,295 SGD|Low: $324 SGD|High: $3,295 SGD|Avg: $1,110 SGD
Do Amore Diamonds
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 4, 2026
Retailer 12$324 SGD
Retailer 13$360 SGD
Retailer 8$520 SGD
Retailer 10$755 SGD
Retailer 6$875 SGD
Retailer 11$1,061 SGD
Retailer 2$1,247 SGD
Retailer 7$1,413 SGD
Retailer 5$1,469 SGD
Retailer 3$1,557 SGD
Retailer 4$1,644 SGD
Retailer 9$2,044 SGD
Do Amore Diamonds$3,295 SGD

21 data points across 13 retailers

14 retailers$520 SGD to $1,644 SGD

Retailer 1
-
$290 SGD
Price last confirmed 43 days ago
Retailer 2
-
$337 SGD
View
Price last confirmed 44 days ago
Retailer 3
-
$355 SGD
View
Price last confirmed 44 days ago
A
Retailer 4
-
$520 SGD
View
B+
Retailer 5
-
$658 SGD
View
B
Retailer 6
-
$755 SGD
View
B
Retailer 7
-
$875 SGD
View
B
Retailer 8
-
$1,061 SGD
View
B
Retailer 9
-
$1,247 SGD
View
Retailer 10
-
$1,277 SGD
View
Price last confirmed 45 days ago
B
Retailer 11
-
$1,413 SGD
View
B
Retailer 12
-
$1,644 SGD
View
Retailer 13
-
$2,044 SGD
View
Price last confirmed 7 days ago
Most Expensive
Do Amore Diamonds
27-245AEECEB · Nov 5
$3,295 SGD
$2,580 USD
View
Price under review
13 more retailers have this diamond
Prices start from $520 SGDSave up to $1,124 SGD

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 Round
$520 SGD