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5.99ct D FL Round Lab Grown Diamond

EX • D/FL • GIA 6515898090

Certificate GIA 6515898090

Diamond specifications and retailer prices

From $54,899 NZD
$30,941 USD
As of October 31, 2026
Save $39,193 NZD (42%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $94,091 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 5.99ct lab-grown round diamond

This 5.99ct lab-grown round sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6515898090. Listed at 11 retailers as of October 29, 2026, with prices from $54,899 to $94,091, a $39,193 spread on the same certified stone. MOH London lists it at $94,091. 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

5.99
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabGIA
CertificateGIA 6515898090
Dimensions11.62 × 11.55 × 7.21 mm
L/W Ratio1.01
Culet sizeNone
Top View
11.62 mm11.55 mm5.99 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6515898090
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $94,091 NZD|Low: $44,766 NZD|High: $233,817 NZD|Avg: $98,914 NZD|-6.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 6$44,766 NZD
Retailer 11$54,899 NZD
Retailer 10$55,115 NZD
Retailer 7$65,131 NZD
Retailer 2$75,223 NZD
Retailer 5$77,076 NZD
Retailer 9$84,991 NZD
MOH London$94,091 NZD
Retailer 4$127,989 NZD
Retailer 8$157,291 NZD
Retailer 3$210,436 NZD

28 data points across 11 retailers

11 retailers$54,899 NZD to $94,091 NZD

Retailer 1
-
$44,766 NZD
$25,230 USD
Price last confirmed 14 days ago
B+
Retailer 2
-
$54,899 NZD
$30,941 USD
View
B+
Retailer 3
-
$55,115 NZD
$31,063 USD
View
B+
Retailer 4
-
$65,131 NZD
$36,708 USD
View
B+
Retailer 5
-
$75,223 NZD
£33,383 GBP
View
B+
Retailer 6
-
$77,076 NZD
$43,440 USD
View
B
Retailer 7
-
$84,991 NZD
$47,901 USD
View
Most Expensive
B
MOH London
6515898090 · Oct 29
$94,091 NZD
£41,756 GBP
View
7 more retailers have this diamond
Prices start from $54,899 NZDSave up to $39,193 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.

B+
5.99ct Round
$54,899 NZD