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Round|Lab Grown|GIA

6.13ct E IF Round Lab Grown Diamond

EX • E/IF • GIA 6485806448

Certificate GIA 6485806448

Diamond specifications and retailer prices

From $36,359 NZD
$20,492 USD
As of October 31, 2026
Save $13,730 NZD (27%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $50,088 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 6.13ct lab-grown round diamond

This 6.13ct lab-grown round sits in the over five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6485806448. Listed at 3 retailers as of October 31, 2026, with prices from $36,359 to $50,088, a $13,730 spread on the same certified stone. Brilliant Earth lists it at $50,088. 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

6.13
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.8°
OriginLab Grown
Grading LabGIA
CertificateGIA 6485806448
Dimensions11.83 × 11.80 × 7.19 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
11.83 mm11.80 mm6.13 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6485806448
Side View
Table 58.0%Crown 34°Girdle: ThickPavilion 40.8°Culet: NoneDepth 60.9%

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: $50,088 NZD|Low: $21,907 NZD|High: $130,881 NZD|Avg: $80,193 NZD|-2.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 18, 2026
Retailer 2$25,772 NZD
Retailer 3$36,359 NZD
Brilliant Earth$50,088 NZD
Retailer 6$104,446 NZD
Retailer 5$128,276 NZD
Retailer 4$130,881 NZD

7 data points across 6 retailers

3 retailers$36,359 NZD to $50,088 NZD

Retailer 1
-
$25,772 NZD
$14,525 USD
Price last confirmed 14 days ago
B+
Retailer 2
-
$36,359 NZD
$20,492 USD
View
Most Expensive
B+
Brilliant Earth
21409901Y · Oct 31
$50,088 NZD
$28,230 USD
View
2 more retailers have this diamond
Prices start from $36,359 NZDSave up to $13,730 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+
6.13ct Round
$36,359 NZD