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Marquise|Lab Grown|IGI

1.85ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG830608141

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG830608141

Diamond specifications and retailer prices

From $503 NZD
$283 USD
As of November 1, 2026
Save $1,477 NZD (75%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $2,712 NZD at Frank Darling · As of October 27, 2026
View at Frank Darling

About this 1.85ct lab-grown marquise diamond

This 1.85ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG830608141 or 830608141. Listed at 4 retailers as of October 31, 2026, with a 294% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.85
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830608141
Dimensions12.96 × 6.36 × 4.00 mm
L/W Ratio2.04
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.96 mm6.36 mm1.85 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830608141
Side View
Table 56.0%Crown 36.2°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $2,712 NZD|Low: $503 NZD|High: $2,712 NZD|Avg: $1,442 NZD|-0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
October 31, 2026
Retailer 3$503 NZD
Retailer 4$748 NZD
Retailer 2$1,980 NZD
Frank Darling$2,712 NZD

14 data points across 4 retailers

4 retailers$503 NZD to $1,980 NZD

A
Cheapest Retailer
-
$503 NZD
$283 USD
Final sale: no returns
B+
Retailer 2
-
$748 NZD
$421 USD
View
B+
Retailer 3
-
$1,980 NZD
$1,114 USD
View
Most Expensive
Frank Darling
100194345643KD · Oct 27
$2,712 NZD
$1,526 USD
View
Price last confirmed 7 days ago
3 more retailers have this diamond
Prices start from $503 NZDSave up to $1,477 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
1.85ct Marquise
$503 NZD