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Marquise|Lab Grown|IGI

1.23ct E VS1 Marquise Lab Grown Diamond

GD • E/VS1 • IGI LG697512705

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG697512705

Diamond specifications and retailer prices

From $515 NZD
$290 USD
As of November 2, 2026
Save $2,058 NZD (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,573 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 1.23ct lab-grown marquise diamond

This 1.23ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a standard cut grade and certified by IGI LG697512705 or 697512705. Listed at 18 retailers as of October 29, 2026, with prices from $515 to $2,573, a $2,058 spread on the same certified stone. MOH London lists it at $2,573. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.23
Carat
E
Colour
VS1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG697512705
Dimensions11.23 × 5.55 × 3.39 mm
L/W Ratio2.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.23 mm5.55 mm1.23 ctE / VS1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG697512705
Side View
Table 56.0%Crown 33.9°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 61.1%

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 2
Current: $2,573 NZD|Low: $494 NZD|High: $2,591 NZD|Avg: $1,243 NZD|+0.5%
MOH London
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
Retailer 16
Retailer 17
Retailer 18
November 2, 2026
Retailer 16$515 NZD
Retailer 18$574 NZD
Retailer 5$597 NZD
Retailer 6$638 NZD
Retailer 17$638 NZD
Retailer 2$800 NZD
Retailer 9$855 NZD
Retailer 13$915 NZD
Retailer 4$1,050 NZD
Retailer 11$1,101 NZD
Retailer 7$1,214 NZD
Retailer 14$1,217 NZD
Retailer 12$1,558 NZD
Retailer 10$1,711 NZD
Retailer 15$1,962 NZD
Retailer 3$2,053 NZD
Retailer 8$2,492 NZD
MOH London$2,573 NZD

40 data points across 18 retailers

18 retailers$515 NZD to $2,573 NZD

A
Cheapest Retailer
-
$515 NZD
$290 USD
A
Retailer 2
-
$574 NZD
$323 USD
View
Final sale: no returns
A
Retailer 3
-
$597 NZD
$336 USD
View
Retailer 4
-
$638 NZD
$359 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$638 NZD
$359 USD
View
A
Retailer 6
-
$800 NZD
£354 GBP
View
B+
Retailer 7
-
$855 NZD
$481 USD
View
B+
Retailer 8
-
$915 NZD
$515 USD
View
B+
Retailer 9
-
$1,050 NZD
$591 USD
View
B+
Retailer 10
-
$1,101 NZD
ZAR 10,011 ZAR
View
B
Retailer 11
-
$1,214 NZD
$683 USD
View
B
Retailer 12
-
$1,217 NZD
$685 USD
View
B
Retailer 13
-
$1,558 NZD
A$1,349 AUD
View
B
Retailer 14
-
$1,962 NZD
$1,104 USD
View
B
Retailer 15
-
$2,053 NZD
$1,155 USD
View
B
Retailer 16
-
$2,082 NZD
$1,172 USD
View
C
Retailer 17
-
$2,492 NZD
£1,104 GBP
View
Most Expensive
B
MOH London
LG697512705 · Oct 29
$2,573 NZD
£1,140 GBP
View
17 more retailers have this diamond
Prices start from $515 NZDSave up to $2,058 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
1.23ct Marquise
$515 NZD