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Round|Lab Grown|IGI

3.46ct I VS1 Round Lab Grown Diamond

VG • I/VS1 • IGI LG621488357

Shape and cutting style on the report: Round brilliant

Certificate IGI LG621488357

Diamond specifications and retailer prices

From $708 SGD
$554 USD
As of October 29, 2026
Save $2,570 SGD (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,278 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 3.46ct lab-grown round diamond

This 3.46ct lab-grown round sits in the three to five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG621488357 or 621488357. Listed at 12 retailers as of October 29, 2026, with prices from $708 to $3,278, a $2,570 spread on the same certified stone. MOH London lists it at $3,278. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.46
Carat
I
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621488357
Dimensions9.57 × 9.47 × 6.02 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.57 mm9.47 mm3.46 ctI / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG621488357
Side View
Table 58.0%Crown 37°Girdle: MED-THKPavilion 40.8°Culet: NoneDepth 63.1%

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: Oct 29
Current: $3,278 SGD|Low: $698 SGD|High: $3,301 SGD|Avg: $1,609 SGD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 8$708 SGD
Retailer 7$888 SGD
Retailer 5$979 SGD
Retailer 2$1,047 SGD
Retailer 12$1,110 SGD
Retailer 13$1,111 SGD
Retailer 3$1,322 SGD
Retailer 6$1,696 SGD
Retailer 11$1,902 SGD
Retailer 9$2,054 SGD
Retailer 10$2,518 SGD
Retailer 4$2,695 SGD
MOH London$3,278 SGD

33 data points across 13 retailers

12 retailers$708 SGD to $3,278 SGD

A
Cheapest Retailer
-
$708 SGD
$554 USD
A
Retailer 2
-
$888 SGD
$695 USD
View
A
Retailer 3
-
$1,047 SGD
£645 GBP
View
B+
Retailer 4
-
$1,110 SGD
$868 USD
View
B+
Retailer 5
-
$1,111 SGD
$869 USD
View
B+
Retailer 6
-
$1,322 SGD
$1,034 USD
View
B+
Retailer 7
-
$1,696 SGD
ZAR 21,431 ZAR
View
B
Retailer 8
-
$1,902 SGD
$1,488 USD
View
B
Retailer 9
-
$2,054 SGD
$1,607 USD
View
Retailer 10
-
$2,518 SGD
$1,970 USD
View
Price last confirmed 9 days ago
B
Retailer 11
-
$2,695 SGD
$2,108 USD
View
Most Expensive
B
MOH London
LG621488357 · Oct 29
$3,278 SGD
£2,019 GBP
View
11 more retailers have this diamond
Prices start from $708 SGDSave up to $2,570 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
3.46ct Round
$708 SGD