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1.67ct F SI2 Round Lab Grown Diamond

ID • F/SI2 • IGI LG733543109

Shape and cutting style on the report: Round brilliant

Certificate IGI LG733543109

Diamond specifications and retailer prices

From $822 NZD
€441 EUR
As of October 29, 2026
Save $1,182 NZD (59%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $2,003 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 1.67ct lab-grown round diamond

This 1.67ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG733543109 or 733543109. Listed at 7 retailers as of October 29, 2026, with prices from $822 to $2,003, a $1,182 spread on the same certified stone. MOH London lists it at $2,003. 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

1.67
Carat
F
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG733543109
Dimensions7.67 × 7.62 × 4.62 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.67 mm7.62 mm1.67 ctF / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG733543109
Side View
Table 59.0%Crown 33.1°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 60.5%

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: Oct 29
Current: $2,003 NZD|Low: $706 NZD|High: $2,028 NZD|Avg: $1,210 NZD|+1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 3$822 NZD
Retailer 5$850 NZD
Retailer 2$931 NZD
Retailer 4$1,093 NZD
Retailer 7$1,242 NZD
Retailer 6$1,716 NZD
MOH London$2,003 NZD

35 data points across 7 retailers

7 retailers$822 NZD to $2,003 NZD

A
Cheapest Retailer
-
$822 NZD
€441 EUR
B+
Retailer 2
-
$850 NZD
$479 USD
View
A
Retailer 3
-
$931 NZD
£413 GBP
View
B+
Retailer 4
-
$1,093 NZD
$616 USD
View
Retailer 5
-
$1,242 NZD
$700 USD
View
Price last confirmed 35 days ago
B
Retailer 6
-
$1,716 NZD
$967 USD
View
Most Expensive
B
MOH London
LG733543109 · Nov 1
$2,003 NZD
£889 GBP
View
6 more retailers have this diamond
Prices start from $822 NZDSave up to $1,182 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
1.67ct Round
$822 NZD