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Round|Lab Grown|IGI

4.53ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG737541567

Shape and cutting style on the report: Round brilliant

Certificate IGI LG737541567

Diamond specifications and retailer prices

From $12,083 AUD
£6,683 GBP
As of October 30, 2026
Save $37,064 AUD (75%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $49,147 AUD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 4.53ct lab-grown round diamond

This 4.53ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG737541567 or 737541567. Listed at 16 retailers as of October 30, 2026, with prices from $12,083 to $49,147, a $37,064 spread on the same certified stone. Taylor and Hart lists it at $49,147. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.53
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG737541567
Dimensions10.75 × 10.67 × 6.42 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
10.75 mm10.67 mm4.53 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG737541567
Side View
Table 58.0%Crown 32.9°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 59.9%

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: $18,571 AUD|Low: $9,730 AUD|High: $88,071 AUD|Avg: $33,991 AUD|-3.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Taylor and Hart
October 31, 2026
Retailer 9$12,083 AUD
Retailer 2$13,624 AUD
Retailer 13$13,909 AUD
Retailer 6$14,489 AUD
Retailer 11$15,655 AUD
Retailer 8$17,517 AUD
Retailer 1$18,571 AUD
Retailer 15$26,063 AUD
Retailer 10$27,951 AUD
Retailer 3$33,177 AUD
Retailer 12$34,169 AUD
Retailer 14$38,338 AUD
Retailer 5$41,144 AUD
Taylor and Hart$49,147 AUD
Retailer 7$75,906 AUD
Retailer 4$88,071 AUD

21 data points across 16 retailers

16 retailers$12,083 AUD to $49,147 AUD

A
Cheapest Retailer
-
$12,083 AUD
£6,683 GBP
B+
Retailer 2
-
$13,624 AUD
$9,570 USD
View
Final sale: no returns
Retailer 3
-
$13,909 AUD
$9,770 USD
View
Price last confirmed 10 days ago
B+
Retailer 4
-
$14,111 AUD
$9,912 USD
View
B+
Retailer 5
-
$15,655 AUD
$10,997 USD
View
B+
Retailer 6
-
$17,517 AUD
$12,305 USD
View
B+
Retailer 7
-
$18,571 AUD
£10,272 GBP
View
B
Retailer 8
-
$26,063 AUD
$18,308 USD
View
B
Retailer 9
-
$27,951 AUD
£15,460 GBP
View
B
Retailer 10
-
$33,177 AUD
$23,305 USD
View
Retailer 11
-
$34,169 AUD
View
Price last confirmed 8 days ago
B
Retailer 12
-
$38,338 AUD
$26,930 USD
View
B
Retailer 13
-
$41,144 AUD
$28,901 USD
View
Most Expensive
B
Taylor and Hart
DDSFF6S · Oct 30
$49,147 AUD
$34,523 USD
View
13 more retailers have this diamond
Prices start from $12,083 AUDSave up to $37,064 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
4.53ct Round
$12,083 AUD