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Round|Lab Grown|GIA

4.18ct D IF Round Lab Grown Diamond

EX • D/IF • GIA 1529353337

Certificate GIA 1529353337

Diamond specifications and retailer prices

From $8,392 NZD
$4,730 USD
As of October 29, 2026
Save $49,343 NZD (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $57,736 NZD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 4.18ct lab-grown round diamond

This 4.18ct 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 GIA 1529353337. Listed at 16 retailers as of October 29, 2026, with prices from $8,392 to $57,736, a $49,343 spread on the same certified stone. Do Amore Diamonds lists it at $57,736. 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

4.18
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabGIA
CertificateGIA 1529353337
Dimensions10.26 × 10.33 × 6.39 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Minor Details of Polish
Top View
10.26 mm10.33 mm4.18 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1529353337
Side View
Table 56.0%Crown 34.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.1%

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 29
Current: $57,736 NZD|Low: $8,229 NZD|High: $58,978 NZD|Avg: $18,949 NZD|-2.1%
Do Amore Diamonds
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
November 1, 2026
Retailer 12$8,392 NZD
Retailer 4$8,795 NZD
Retailer 13$8,971 NZD
Retailer 7$9,049 NZD
Retailer 6$9,603 NZD
Retailer 15$9,794 NZD
Retailer 10$9,957 NZD
Retailer 14$12,434 NZD
Retailer 3$12,757 NZD
Retailer 11$15,053 NZD
Retailer 8$18,041 NZD
Retailer 9$21,984 NZD
Retailer 2$28,100 NZD
Retailer 5$41,625 NZD
Do Amore Diamonds$57,736 NZD

32 data points across 15 retailers

16 retailers$8,392 NZD to $57,736 NZD

A
Cheapest Retailer
-
$8,392 NZD
$4,730 USD
A
Retailer 2
-
$8,795 NZD
$4,957 USD
View
A
Retailer 3
-
$8,962 NZD
$5,051 USD
View
A
Retailer 4
-
$8,971 NZD
$5,056 USD
View
A
Retailer 5
-
$9,049 NZD
$5,100 USD
View
A
Retailer 6
-
$9,603 NZD
$5,412 USD
View
Final sale: no returns
A
Retailer 7
-
$9,794 NZD
$5,520 USD
View
B+
Retailer 8
-
$12,434 NZD
$7,008 USD
View
B+
Retailer 9
-
$12,757 NZD
$7,190 USD
View
B+
Retailer 10
-
$15,053 NZD
$8,484 USD
View
B+
Retailer 11
-
$18,041 NZD
€9,684 EUR
View
B+
Retailer 12
-
$21,984 NZD
£9,756 GBP
View
Retailer 13
-
$28,100 NZD
A$24,365 AUD
View
B
Retailer 14
-
$29,560 NZD
$16,660 USD
View
B
Retailer 15
-
$41,625 NZD
$23,460 USD
View
Most Expensive
B
Do Amore Diamonds
27-65DBDE98D · Oct 30
$57,736 NZD
$32,540 USD
View
15 more retailers have this diamond
Prices start from $8,392 NZDSave up to $49,343 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
4.18ct Round
$8,392 NZD