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Round|Lab Grown|IGI

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 $1,381 AUD
$970 USD
As of October 30, 2026
Save $5,323 AUD (79%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $6,704 AUD 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 $1,381 to $6,704, a $5,323 spread on the same certified stone. MOH London lists it at $6,704. 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: $6,704 AUD|Low: $1,381 AUD|High: $6,776 AUD|Avg: $3,640 AUD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 2$1,381 AUD
Retailer 4$2,199 AUD
Retailer 5$2,262 AUD
Retailer 7$3,207 AUD
Retailer 3$3,700 AUD
Retailer 6$4,255 AUD
Retailer 8$5,249 AUD
MOH London$6,704 AUD

11 data points across 8 retailers

10 retailers$1,381 AUD to $6,704 AUD

A
Cheapest Retailer
-
$1,381 AUD
$970 USD
B+
Retailer 2
-
$2,022 AUD
$1,420 USD
View
B+
Retailer 3
-
$2,199 AUD
$1,545 USD
View
B+
Retailer 4
-
$2,262 AUD
$1,589 USD
View
Final sale: no returns
Retailer 5
-
$2,345 AUD
$1,647 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
$2,345 AUD
$1,647 USD
View
B
Retailer 7
-
$3,700 AUD
$2,599 USD
View
B
Retailer 8
-
$4,255 AUD
$2,989 USD
View
B
Retailer 9
-
$4,395 AUD
$3,087 USD
View
Most Expensive
B
MOH London
LG436046644 · Oct 27
$6,704 AUD
£3,708 GBP
View
9 more retailers have this diamond
Prices start from $1,381 AUDSave up to $5,323 AUD

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
$1,381 AUD