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Oval|Lab Grown|IGI

0.98ct D SI1 Oval Lab Grown Diamond

EX • D/SI1 • IGI LG770669342

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG770669342

Diamond specifications and retailer prices

From $488 NZD
£216 GBP
As of November 1, 2026
Save $1,933 NZD (80%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $2,420 NZD at MOH London · As of October 26, 2026
View at MOH London

About this 0.98ct lab-grown oval diamond

This 0.98ct lab-grown oval sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG770669342 or 770669342. Listed at 7 retailers as of October 26, 2026, with prices from $488 to $2,420, a $1,933 spread on the same certified stone. MOH London lists it at $2,420. 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

0.98
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770669342
Dimensions8.38 × 5.44 × 3.26 mm
L/W Ratio1.54
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.38 mm5.44 mm0.98 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770669342
Side View
Table 61.0%Crown 35.3°Girdle: STK-THKPavilion 37.9°Culet: NoneDepth 59.9%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: $2,420 NZD|Low: $466 NZD|High: $2,447 NZD|Avg: $819 NZD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 2$488 NZD
Retailer 6$490 NZD
Retailer 4$546 NZD
Retailer 3$550 NZD
Retailer 5$724 NZD
MOH London$2,420 NZD

41 data points across 6 retailers

7 retailers$488 NZD to $2,420 NZD

A
Cheapest Retailer
-
$488 NZD
£216 GBP
A
Retailer 2
-
$490 NZD
$276 USD
View
A
Retailer 3
-
$546 NZD
$308 USD
View
A
Retailer 4
-
$550 NZD
£244 GBP
View
B+
Retailer 5
-
$724 NZD
$408 USD
View
B+
Retailer 6
-
$1,030 NZD
$581 USD
View
Most Expensive
B
MOH London
LG770669342 · Oct 26
$2,420 NZD
£1,074 GBP
View
6 more retailers have this diamond
Prices start from $488 NZDSave up to $1,933 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
0.98ct Oval
$488 NZD