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Round|Lab Grown|IGI

1.51ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG844615897

Shape and cutting style on the report: Round brilliant

Certificate IGI LG844615897

Diamond specifications and retailer prices

From $317 NZD
As of October 29, 2026
15 retailers carry this diamond
Most expensive: $2,016 NZD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG844615897 or 844615897. Listed at 15 retailers as of October 29, 2026. 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

1.51
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844615897
Dimensions7.39 × 7.35 × 4.52 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
7.39 mm7.35 mm1.51 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844615897
Side View
Table 58.0%Crown 33.7°Girdle: MediumPavilion 41°Culet: NoneDepth 61.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $725 NZD|Low: $317 NZD|High: $2,016 NZD|Avg: $944 NZD|-0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Reve Diamonds
October 30, 2026
Retailer 14$317 NZD
Retailer 5$354 NZD
Retailer 11$368 NZD
Retailer 10$393 NZD
Retailer 12$395 NZD
Retailer 2$700 NZD
Retailer 8$705 NZD
Retailer 1$725 NZD
Retailer 15$754 NZD
Retailer 6$862 NZD
Retailer 4$1,266 NZD
Retailer 13$1,338 NZD
Retailer 7$1,364 NZD
Retailer 3$1,398 NZD
Retailer 9$1,853 NZD
Reve Diamonds$2,016 NZD

16 data points across 16 retailers

15 retailers$317 NZD to $2,016 NZD

Retailer 1
-
$317 NZD
Price last confirmed 9 days ago
Retailer 2
-
$368 NZD
View
Price last confirmed 11 days ago
Retailer 3
-
$393 NZD
View
Price last confirmed 13 days ago
Retailer 4
-
$395 NZD
View
Price last confirmed 11 days ago
Retailer 5
-
$700 NZD
View
Price last confirmed 8 days ago
Retailer 6
-
$705 NZD
View
Price last confirmed 8 days ago
Retailer 7
-
$725 NZD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$754 NZD
View
Price last confirmed 8 days ago
Retailer 9
-
$862 NZD
View
Price last confirmed 8 days ago
Retailer 10
-
$1,266 NZD
View
Price last confirmed 11 days ago
B
Retailer 11
-
$1,338 NZD
View
Price last confirmed 8 days ago
Retailer 12
-
$1,364 NZD
View
Price last confirmed 9 days ago
Retailer 13
-
$1,398 NZD
View
Price last confirmed 17 days ago
Retailer 14
-
$1,853 NZD
View
Price last confirmed 9 days ago
Most Expensive
Reve Diamonds
61D80709D · Oct 30
$2,016 NZD
$1,118 USD
View
Price last confirmed 7 days ago
14 more retailers have this diamond

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
1.51ct Round
$317 NZD