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Round|Lab Grown|IGI

1.60ct K SI2 Round Lab Grown Diamond

EX • K/SI2 • IGI LG447001698

Shape and cutting style on the report: Round brilliant

Certificate IGI LG447001698

Diamond specifications and retailer prices

From $3,401 NZD
As of November 5, 2026
Save $3,994 NZD (54%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $11,237 NZD at MOH London · As of November 5, 2026
View at MOH London

About this 1.6ct lab-grown round diamond

This 1.6ct lab-grown round sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG447001698 or 447001698. Listed at 8 retailers as of November 5, 2026, with a 117% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.60
Carat
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.2°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447001698
Dimensions7.61 × 7.63 × 4.51 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
7.61 mm7.63 mm1.60 ctK / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447001698
Side View
Table 59.0%Crown 32.2°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 59.2%

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: Nov 5
Current: $11,237 NZD|Low: $3,264 NZD|High: $11,418 NZD|Avg: $5,994 NZD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 3$3,401 NZD
Retailer 6$3,700 NZD
Retailer 4$3,946 NZD
Retailer 8$3,946 NZD
Retailer 9$5,049 NZD
Retailer 5$6,182 NZD
Retailer 2$6,479 NZD
Retailer 7$7,395 NZD
Retailer 10$8,827 NZD
MOH London$11,237 NZD

14 data points across 10 retailers

8 retailers$3,401 NZD to $7,395 NZD

B+
Cheapest Retailer
-
$3,401 NZD
B
Retailer 2
-
$3,700 NZD
View
B
Retailer 3
-
$3,946 NZD
View
Retailer 4
-
$3,946 NZD
View
Price last confirmed 26 days ago
B
Retailer 5
-
$6,182 NZD
View
B
Retailer 6
-
$6,479 NZD
View
C
Retailer 7
-
$7,395 NZD
View
Most Expensive
MOH London
LG447001698 · Nov 5
$11,237 NZD
£4,974 GBP
View
Price under review
7 more retailers have this diamond
Prices start from $3,401 NZDSave up to $3,994 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+
1.60ct Round
$3,401 NZD