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Oval|Lab Grown|IGI

1.56ct I SI1 Oval Lab Grown Diamond

ID • I/SI1 • IGI LG496121294

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG496121294

Diamond specifications and retailer prices

From $1,528 NZD
$860 USD
As of October 31, 2026
Save $7,392 NZD (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $8,920 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 1.56ct lab-grown oval diamond

This 1.56ct lab-grown oval sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG496121294 or 496121294. Listed at 11 retailers as of October 31, 2026, with prices from $1,528 to $8,920, a $7,392 spread on the same certified stone. MOH London lists it at $8,920. 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

1.56
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG496121294
Dimensions9.35 × 6.59 × 4.03 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizePointed
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
9.35 mm6.59 mm1.56 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG496121294
Side View
Table 57.0%Crown 33.8°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.2%

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: Oct 31
Current: $8,920 NZD|Low: $1,528 NZD|High: $9,026 NZD|Avg: $3,883 NZD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 5$1,528 NZD
Retailer 6$2,394 NZD
Retailer 10$2,604 NZD
Retailer 7$2,776 NZD
Retailer 11$2,776 NZD
Retailer 12$3,084 NZD
Retailer 4$3,812 NZD
Retailer 2$3,964 NZD
Retailer 8$4,386 NZD
Retailer 3$5,174 NZD
Retailer 9$5,204 NZD
MOH London$8,920 NZD

37 data points across 12 retailers

11 retailers$1,528 NZD to $8,920 NZD

A
Cheapest Retailer
-
$1,528 NZD
$860 USD
A
Retailer 2
-
$2,394 NZD
$1,347 USD
View
B+
Retailer 3
-
$2,604 NZD
$1,465 USD
View
B+
Retailer 4
-
$2,776 NZD
$1,562 USD
View
Retailer 5
-
$2,776 NZD
$1,562 USD
View
Price last confirmed 20 days ago
B+
Retailer 6
-
$3,084 NZD
$1,735 USD
View
B+
Retailer 7
-
$3,964 NZD
£1,756 GBP
View
B
Retailer 8
-
$4,386 NZD
$2,468 USD
View
B
Retailer 9
-
$5,174 NZD
$2,911 USD
View
B
Retailer 10
-
$5,204 NZD
$2,928 USD
View
Most Expensive
B
MOH London
LG496121294 · Nov 1
$8,920 NZD
£3,952 GBP
View
10 more retailers have this diamond
Prices start from $1,528 NZDSave up to $7,392 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
1.56ct Oval
$1,528 NZD