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Round|Lab Grown|IGI

6.05ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG762544646

Shape and cutting style on the report: Round brilliant

Certificate IGI LG762544646

Diamond specifications and retailer prices

From $20,121 NZD
$11,340 USD
As of October 30, 2026
Save $53,430 NZD (73%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $73,550 NZD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 6.05ct lab-grown round diamond

This 6.05ct lab-grown round sits in the over five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG762544646 or 762544646. Listed at 13 retailers as of October 30, 2026, with prices from $20,121 to $73,550, a $53,430 spread on the same certified stone. Taylor and Hart lists it at $73,550. 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

6.05
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762544646
Dimensions11.68 × 11.74 × 7.19 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
11.68 mm11.74 mm6.05 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762544646
Side View
Table 56.0%Crown 35°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.5%

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: $29,690 NZD|Low: $19,411 NZD|High: $87,143 NZD|Avg: $44,130 NZD|-14.8%
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
Taylor and Hart
October 31, 2026
Retailer 9$19,411 NZD
Retailer 3$20,121 NZD
Retailer 10$24,649 NZD
Retailer 12$25,351 NZD
Retailer 1$29,690 NZD
Retailer 7$37,532 NZD
Retailer 2$42,262 NZD
Retailer 8$43,213 NZD
Retailer 13$43,328 NZD
Retailer 6$49,355 NZD
Retailer 5$53,153 NZD
Retailer 11$63,837 NZD
Retailer 4$70,848 NZD
Taylor and Hart$73,550 NZD

41 data points across 14 retailers

13 retailers$20,121 NZD to $73,550 NZD

Retailer 1
-
$19,411 NZD
$10,940 USD
Price last confirmed 13 days ago
A
Retailer 2
-
$20,121 NZD
$11,340 USD
View
A
Retailer 3
-
$24,649 NZD
$13,892 USD
View
A
Retailer 4
-
$25,351 NZD
$14,288 USD
View
A
Retailer 5
-
$29,690 NZD
£13,176 GBP
View
B+
Retailer 6
-
$37,532 NZD
£16,656 GBP
View
B+
Retailer 7
-
$42,262 NZD
$23,819 USD
View
B+
Retailer 8
-
$43,213 NZD
€23,195 EUR
View
B+
Retailer 9
-
$43,328 NZD
$24,420 USD
View
B+
Retailer 10
-
$49,355 NZD
ZAR 449,379 ZAR
View
Retailer 11
-
$63,837 NZD
A$55,352 AUD
View
Price last confirmed 23 days ago
B
Retailer 12
-
$70,848 NZD
$39,930 USD
View
Most Expensive
B
Taylor and Hart
FDJ96Q6 · Oct 30
$73,550 NZD
$41,453 USD
View
12 more retailers have this diamond
Prices start from $20,121 NZDSave up to $53,430 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
6.05ct Round
$20,121 NZD