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Round|Lab Grown|IGI

4.30ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG687594066

Shape and cutting style on the report: Round brilliant

Certificate IGI LG687594066

Diamond specifications and retailer prices

From $5,934 NZD
£2,633 GBP
As of October 30, 2026
Save $39,719 NZD (87%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $45,653 NZD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 4.3ct lab-grown round diamond

This 4.3ct 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 LG687594066 or 687594066. Listed at 25 retailers as of October 29, 2026, with prices from $5,934 to $45,653, a $39,719 spread on the same certified stone. Do Amore Diamonds lists it at $45,653. 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

4.30
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687594066
Dimensions10.57 × 10.52 × 6.35 mm
L/W Ratio1.00
Girdle conditionFaceted
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
10.57 mm10.52 mm4.30 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG687594066
Side View
Table 58.0%Crown 34.2°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.3%

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: $5,934 NZD|Low: $5,735 NZD|High: $42,832 NZD|Avg: $13,653 NZD|-0.8%
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
Retailer 16
October 30, 2026
Retailer 1$5,934 NZD
Retailer 16$5,974 NZD
Retailer 8$6,499 NZD
Retailer 3$6,930 NZD
Retailer 7$6,934 NZD
Retailer 13$6,938 NZD
Retailer 15$9,558 NZD
Retailer 9$9,962 NZD
Retailer 5$10,756 NZD
Retailer 12$12,126 NZD
Retailer 10$16,279 NZD
Retailer 11$16,472 NZD
Retailer 14$16,604 NZD
Retailer 4$17,448 NZD
Retailer 6$26,388 NZD
Retailer 2$42,832 NZD

40 data points across 16 retailers

25 retailers$5,934 NZD to $45,653 NZD

A
Cheapest Retailer
-
$5,934 NZD
£2,633 GBP
A
Retailer 2
-
$5,974 NZD
$3,367 USD
View
A
Retailer 3
-
$6,499 NZD
$3,663 USD
View
A
Retailer 4
-
$6,689 NZD
$3,770 USD
View
Final sale: no returns
A
Retailer 5
-
$6,930 NZD
$3,906 USD
View
Retailer 6
-
$6,930 NZD
$3,906 USD
View
Price last confirmed 18 days ago
A
Retailer 7
-
$6,934 NZD
$3,908 USD
View
A
Retailer 8
-
$6,938 NZD
$3,910 USD
View
A
Retailer 9
-
$7,234 NZD
$4,077 USD
View
A
Retailer 10
-
$9,558 NZD
$5,387 USD
View
A
Retailer 11
-
$9,558 NZD
$5,387 USD
View
A
Retailer 12
-
$9,962 NZD
£4,421 GBP
View
A
Retailer 13
-
$10,756 NZD
$6,062 USD
View
B+
Retailer 14
-
$12,126 NZD
€6,509 EUR
View
Retailer 15
-
$12,777 NZD
$7,201 USD
View
Price last confirmed 110 days ago
B+
Retailer 16
-
$16,279 NZD
ZAR 148,219 ZAR
View
B+
Retailer 17
-
$16,472 NZD
£7,310 GBP
View
Retailer 18
-
$16,604 NZD
A$14,397 AUD
View
Price last confirmed 8 days ago
B+
Retailer 19
-
$17,448 NZD
$9,834 USD
View
B+
Retailer 20
-
$18,339 NZD
$10,336 USD
View
B
Retailer 21
-
$26,388 NZD
SGD 20,098 SGD
View
B
Retailer 22
-
$27,018 NZD
$15,227 USD
View
B
Retailer 23
-
$41,093 NZD
$23,160 USD
View
B
Retailer 24
-
$42,832 NZD
$24,140 USD
View
Most Expensive
B
Do Amore Diamonds
23-687594066 · Oct 29
$45,653 NZD
$25,730 USD
View
24 more retailers have this diamond
Prices start from $5,934 NZDSave up to $39,719 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
4.30ct Round
$5,934 NZD