Round|Lab Grown|IGI

1.85ct G SI2 Round Lab Grown Diamond

EX • G/SI2 • IGI LG515227717

Shape and cutting style on the report: Round brilliant

Certificate IGI LG515227717

Diamond specifications and retailer prices

From $2,520 NZD
$1,420 USD
As of October 26, 2026
11 retailers carry this diamond
Most expensive: $3,186 NZD at MOH London · As of October 18, 2026
View at MOH London

About this 1.85ct lab-grown round diamond

This 1.85ct lab-grown round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG515227717 or 515227717. Listed at 11 retailers as of October 26, 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

1.85
Carat
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG515227717
Dimensions7.74 × 7.79 × 4.92 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
7.74 mm7.79 mm1.85 ctG / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG515227717
Side View
Table 58.5%Crown 36.5°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 63.3%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 26
Current: $3,186 NZD|Low: $735 NZD|High: $3,186 NZD|Avg: $1,740 NZD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 23, 2026
Retailer 5$735 NZD
Retailer 9$949 NZD
Retailer 3$1,173 NZD
Retailer 2$1,402 NZD
Retailer 8$1,516 NZD
Retailer 10$1,627 NZD
Retailer 6$2,156 NZD
Retailer 4$2,608 NZD
Retailer 7$2,653 NZD
MOH London$3,186 NZD

7 data points across 10 retailers

11 retailers

Retailer 1
-
$735 NZD
$414 USD
Price last confirmed 11 days ago
Retailer 2
-
$949 NZD
$535 USD
View
Price last confirmed 11 days ago
Retailer 3
-
$1,173 NZD
£521 GBP
View
Price last confirmed 10 days ago
Retailer 4
-
$1,402 NZD
£622 GBP
View
Price last confirmed 9 days ago
Retailer 5
-
$1,516 NZD
$855 USD
View
Price last confirmed 10 days ago
Retailer 6
-
$1,627 NZD
$917 USD
View
Price last confirmed 10 days ago
Retailer 7
-
$2,156 NZD
$1,215 USD
View
Price last confirmed 9 days ago
B
Retailer 8
-
$2,520 NZD
$1,420 USD
View
Retailer 9
-
$2,608 NZD
$1,470 USD
View
Price last confirmed 11 days ago
Retailer 10
-
$2,653 NZD
$1,495 USD
View
Price last confirmed 9 days ago
Most Expensive
MOH London
LG515227717 · Oct 18
$3,186 NZD
£1,414 GBP
View
Price last confirmed 14 days ago
10 more retailers have this diamond
Prices start from $2,520 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
1.85ct Round
$2,520 NZD