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Round|Lab Grown|IGI

1.61ct E I1 Round Lab Grown Diamond

VG • E/I1 • IGI LG754510415

Shape and cutting style on the report: Round brilliant

Certificate IGI LG754510415

Diamond specifications and retailer prices

From $335 NZD
$188 USD
As of October 29, 2026
Save $1,621 NZD (83%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,956 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 1.61ct lab-grown round diamond

This 1.61ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and I1 clarity (included), with a very-good cut grade and certified by IGI LG754510415 or 754510415. Listed at 10 retailers as of October 29, 2026, with prices from $335 to $1,956, a $1,621 spread on the same certified stone. MOH London lists it at $1,956. 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

1.61
Carat
E
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754510415
Dimensions7.58 × 7.64 × 4.56 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.58 mm7.64 mm1.61 ctE / I1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754510415
Side View
Table 57.0%Crown 35.4°Girdle: MediumPavilion 40°Culet: NoneDepth 60.1%

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: Oct 29
Current: $1,956 NZD|Low: $212 NZD|High: $1,956 NZD|Avg: $765 NZD|+3.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 3$212 NZD
Retailer 8$335 NZD
Retailer 5$390 NZD
Retailer 4$417 NZD
Retailer 11$417 NZD
Retailer 2$703 NZD
Retailer 6$732 NZD
Retailer 9$883 NZD
Retailer 10$1,337 NZD
Retailer 7$1,342 NZD
MOH London$1,956 NZD

22 data points across 11 retailers

10 retailers$335 NZD to $1,956 NZD

A
Cheapest Retailer
-
$335 NZD
$188 USD
B+
Retailer 2
-
$390 NZD
$219 USD
View
B+
Retailer 3
-
$417 NZD
$234 USD
View
B+
Retailer 4
-
$417 NZD
$234 USD
View
B+
Retailer 5
-
$703 NZD
€376 EUR
View
B+
Retailer 6
-
$732 NZD
$411 USD
View
B+
Retailer 7
-
$883 NZD
$496 USD
View
B
Retailer 8
-
$1,337 NZD
$751 USD
View
B
Retailer 9
-
$1,342 NZD
$754 USD
View
Most Expensive
B
MOH London
LG754510415 · Oct 29
$1,956 NZD
£865 GBP
View
9 more retailers have this diamond
Prices start from $335 NZDSave up to $1,621 NZD

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
1.61ct Round
$335 NZD