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Round|Lab Grown|GIA

4.29ct D IF Round Lab Grown Diamond

EX • D/IF

Diamond specifications and retailer prices

From $8,890 NZD
£3,945 GBP
As of October 30, 2026
Save $19,086 NZD (68%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $27,975 NZD at Blue Nile · As of October 29, 2026
View at Blue Nile

About this 4.29ct lab-grown round diamond

This 4.29ct 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. Listed at 2 retailers as of October 29, 2026, with prices from $8,890 to $27,975, a $19,086 spread on the same certified stone. Blue Nile lists it at $27,975. 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

4.29
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
Dimensions10.37 × 10.42 × 6.41 mm
L/W Ratio1.00
Top View
10.37 mm10.42 mm4.29 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA
Side View
Table 57.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 61.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $27,975 NZD|Low: $8,786 NZD|High: $50,820 NZD|Avg: $14,348 NZD|+9.1%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 30, 2026
Retailer 2$8,890 NZD
Retailer 3$9,154 NZD
Retailer 4$9,592 NZD
Retailer 5$13,912 NZD
Blue Nile$27,975 NZD

37 data points across 5 retailers

2 retailers$8,890 NZD to $27,975 NZD

A
Cheapest Retailer
-
$8,890 NZD
£3,945 GBP
Most Expensive
B
Blue Nile
27428166 · Oct 29
$27,975 NZD
$15,767 USD
View
1 more retailer has this diamond
Prices start from $8,890 NZDSave up to $19,086 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
4.29ct Round
$8,890 NZD