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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 $15,060 NZD
£6,683 GBP
As of October 30, 2026
Save $46,195 NZD (75%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $61,254 NZD 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 $15,060 to $61,254, a $46,195 spread on the same certified stone. Taylor and Hart lists it at $61,254. 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: $23,145 NZD|Low: $12,127 NZD|High: $109,767 NZD|Avg: $42,364 NZD|-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$15,060 NZD
Retailer 2$16,980 NZD
Retailer 13$17,335 NZD
Retailer 6$18,059 NZD
Retailer 11$19,512 NZD
Retailer 8$21,833 NZD
Retailer 1$23,145 NZD
Retailer 15$32,484 NZD
Retailer 10$34,837 NZD
Retailer 3$41,350 NZD
Retailer 12$42,587 NZD
Retailer 14$47,782 NZD
Retailer 5$51,280 NZD
Taylor and Hart$61,254 NZD
Retailer 7$94,606 NZD
Retailer 4$109,767 NZD

21 data points across 16 retailers

16 retailers$15,060 NZD to $61,254 NZD

A
Cheapest Retailer
-
$15,060 NZD
£6,683 GBP
B+
Retailer 2
-
$16,980 NZD
$9,570 USD
View
Final sale: no returns
Retailer 3
-
$17,335 NZD
$9,770 USD
View
Price last confirmed 10 days ago
B+
Retailer 4
-
$17,587 NZD
$9,912 USD
View
B+
Retailer 5
-
$19,512 NZD
$10,997 USD
View
B+
Retailer 6
-
$21,833 NZD
$12,305 USD
View
B+
Retailer 7
-
$23,145 NZD
£10,272 GBP
View
B
Retailer 8
-
$32,484 NZD
$18,308 USD
View
B
Retailer 9
-
$34,837 NZD
£15,460 GBP
View
B
Retailer 10
-
$41,350 NZD
$23,305 USD
View
Retailer 11
-
$42,587 NZD
A$36,926 AUD
View
Price last confirmed 8 days ago
B
Retailer 12
-
$47,782 NZD
$26,930 USD
View
B
Retailer 13
-
$51,280 NZD
$28,901 USD
View
Most Expensive
B
Taylor and Hart
DDSFF6S · Oct 30
$61,254 NZD
$34,523 USD
View
13 more retailers have this diamond
Prices start from $15,060 NZDSave up to $46,195 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
4.53ct Round
$15,060 NZD