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Round|Lab Grown|IGI

1.61ct H SI1 Round Lab Grown Diamond

EX • H/SI1 • IGI LG436081743

Shape and cutting style on the report: Round brilliant

Certificate IGI LG436081743

Diamond specifications and retailer prices

From $616 NZD
$347 USD
As of November 1, 2026
Save $4,849 NZD (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $5,465 NZD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436081743 or 436081743. Listed at 18 retailers as of November 1, 2026, with prices from $616 to $5,465, a $4,849 spread on the same certified stone. Do Amore Diamonds lists it at $5,465. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.61
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436081743
Dimensions7.40 × 7.46 × 4.72 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Chemical Vapor Deposition (CVD) laboratory grown diamond is classified as Type IIa
Top View
7.40 mm7.46 mm1.61 ctH / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG436081743
Side View
Table 57.5%Crown 36°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 63.5%

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 1
Current: $5,465 NZD|Low: $616 NZD|High: $5,465 NZD|Avg: $1,721 NZD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
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Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 17
Retailer 18
November 1, 2026
Retailer 18$616 NZD
Retailer 15$715 NZD
Retailer 12$754 NZD
Retailer 5$763 NZD
Retailer 14$765 NZD
Retailer 3$930 NZD
Retailer 6$1,029 NZD
Retailer 7$1,313 NZD
Retailer 9$1,320 NZD
Retailer 16$1,357 NZD
Retailer 11$1,361 NZD
Retailer 10$1,489 NZD
Retailer 2$1,615 NZD
Retailer 17$2,239 NZD
Retailer 8$2,308 NZD
Retailer 4$2,711 NZD
Retailer 13$3,312 NZD
Do Amore Diamonds$5,465 NZD

15 data points across 18 retailers

18 retailers$616 NZD to $5,465 NZD

A
Cheapest Retailer
-
$616 NZD
$347 USD
A
Retailer 2
-
$715 NZD
$403 USD
View
B+
Retailer 3
-
$754 NZD
$425 USD
View
A
Retailer 4
-
$763 NZD
$430 USD
View
Retailer 5
-
$765 NZD
$431 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$930 NZD
$524 USD
View
A
Retailer 7
-
$1,029 NZD
$580 USD
View
Retailer 8
-
$1,313 NZD
$740 USD
View
Price last confirmed 11 days ago
A
Retailer 9
-
$1,320 NZD
$744 USD
View
A
Retailer 10
-
$1,357 NZD
$765 USD
View
A
Retailer 11
-
$1,361 NZD
£604 GBP
View
A
Retailer 12
-
$1,489 NZD
$839 USD
View
A
Retailer 13
-
$1,615 NZD
$910 USD
View
A
Retailer 14
-
$2,239 NZD
$1,262 USD
View
A
Retailer 15
-
$2,308 NZD
$1,301 USD
View
B+
Retailer 16
-
$2,711 NZD
$1,528 USD
View
B+
Retailer 17
-
$3,312 NZD
£1,470 GBP
View
Most Expensive
B
Do Amore Diamonds
27-0B611CC95 · Nov 2
$5,465 NZD
$3,080 USD
View
17 more retailers have this diamond
Prices start from $616 NZDSave up to $4,849 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
$616 NZD