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3.00ct K SI1 Round Lab Grown Diamond

EX • K/SI1 • IGI LG499190410

Shape and cutting style on the report: Round brilliant

Certificate IGI LG499190410

Diamond specifications and retailer prices

From $8,169 NZD
As of November 5, 2026
Save $11,398 NZD (58%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $19,567 NZD at MOH London · As of November 5, 2026
View at MOH London

About this 3ct lab-grown round diamond

This 3ct lab-grown round sits in the three to five carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG499190410 or 499190410. Listed at 9 retailers as of November 5, 2026, with prices from $8,169 to $19,567, a $11,398 spread on the same certified stone. MOH London lists it at $19,567. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.00
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG499190410
Dimensions9.12 × 9.06 × 5.67 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.12 mm9.06 mm3.00 ctK / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG499190410
Side View
Table 58.5%Crown 36.3°Girdle: Slightly ThickPavilion 40.2°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
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: Nov 5
Current: $19,567 NZD|Low: $8,169 NZD|High: $19,883 NZD|Avg: $12,680 NZD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 4$8,169 NZD
Retailer 5$9,476 NZD
Retailer 2$9,482 NZD
Retailer 7$10,515 NZD
Retailer 3$12,102 NZD
Retailer 6$14,656 NZD
MOH London$19,567 NZD

15 data points across 7 retailers

9 retailers$8,169 NZD to $19,567 NZD

A
Cheapest Retailer
-
$8,169 NZD
A
Retailer 2
-
$8,560 NZD
View
B+
Retailer 3
-
$9,476 NZD
View
Retailer 4
-
$9,476 NZD
View
Price last confirmed 25 days ago
B+
Retailer 5
-
$9,482 NZD
View
B
Retailer 6
-
$11,840 NZD
View
B
Retailer 7
-
$12,102 NZD
View
B
Retailer 8
-
$14,656 NZD
View
Most Expensive
B
MOH London
LG499190410 · Nov 5
$19,567 NZD
£8,661 GBP
View
8 more retailers have this diamond
Prices start from $8,169 NZDSave up to $11,398 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
3.00ct Round
$8,169 NZD