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1.74ct I SI2 Round Lab Grown Diamond

EX • I/SI2 • IGI LG436046644

Shape and cutting style on the report: Round brilliant

Certificate IGI LG436046644

Diamond specifications and retailer prices

From $1,721 NZD
$970 USD
As of October 30, 2026
Save $6,634 NZD (79%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $8,355 NZD at MOH London · As of October 27, 2026
View at MOH London

About this 1.74ct lab-grown round diamond

This 1.74ct lab-grown round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436046644 or 436046644. Listed at 10 retailers as of October 27, 2026, with prices from $1,721 to $8,355, a $6,634 spread on the same certified stone. MOH London lists it at $8,355. 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

1.74
Carat
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.1°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436046644
Dimensions7.75 × 7.80 × 4.65 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.75 mm7.80 mm1.74 ctI / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436046644
Side View
Table 59.0%Crown 32.1°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 59.7%

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 30
Current: $8,355 NZD|Low: $1,721 NZD|High: $8,446 NZD|Avg: $4,537 NZD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 2$1,721 NZD
Retailer 4$2,741 NZD
Retailer 5$2,819 NZD
Retailer 7$3,997 NZD
Retailer 3$4,611 NZD
Retailer 6$5,303 NZD
Retailer 8$6,541 NZD
MOH London$8,355 NZD

11 data points across 8 retailers

10 retailers$1,721 NZD to $8,355 NZD

A
Cheapest Retailer
-
$1,721 NZD
$970 USD
B+
Retailer 2
-
$2,520 NZD
$1,420 USD
View
B+
Retailer 3
-
$2,741 NZD
$1,545 USD
View
B+
Retailer 4
-
$2,819 NZD
$1,589 USD
View
Final sale: no returns
Retailer 5
-
$2,922 NZD
$1,647 USD
View
Price last confirmed 19 days ago
B+
Retailer 6
-
$2,922 NZD
$1,647 USD
View
B
Retailer 7
-
$4,611 NZD
$2,599 USD
View
B
Retailer 8
-
$5,303 NZD
$2,989 USD
View
B
Retailer 9
-
$5,477 NZD
$3,087 USD
View
Most Expensive
B
MOH London
LG436046644 · Oct 27
$8,355 NZD
£3,708 GBP
View
9 more retailers have this diamond
Prices start from $1,721 NZDSave up to $6,634 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
1.74ct Round
$1,721 NZD