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Oval|Lab Grown|IGI

0.99ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG770686327

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG770686327

Diamond specifications and retailer prices

From $239 NZD
$134 USD
As of October 26, 2026
Save $2,237 NZD (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,476 NZD at MOH London · As of October 26, 2026
View at MOH London

About this 0.99ct lab-grown oval diamond

This 0.99ct lab-grown oval sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG770686327 or 770686327. Listed at 17 retailers as of October 26, 2026, with prices from $239 to $2,476, a $2,237 spread on the same certified stone. MOH London lists it at $2,476. 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

0.99
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36.4°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770686327
Dimensions7.87 × 5.50 × 3.41 mm
L/W Ratio1.43
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.87 mm5.50 mm0.99 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG770686327
Side View
Table 63.0%Crown 36.4°Girdle: MED-STKPavilion 40°Culet: NoneDepth 62.0%

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 26
Current: $2,476 NZD|Low: $230 NZD|High: $2,503 NZD|Avg: $685 NZD|-1.1%
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
October 27, 2026
Retailer 16$239 NZD
Retailer 6$267 NZD
Retailer 13$278 NZD
Retailer 15$296 NZD
Retailer 12$342 NZD
Retailer 4$393 NZD
Retailer 10$459 NZD
Retailer 2$498 NZD
Retailer 18$512 NZD
Retailer 5$557 NZD
Retailer 11$636 NZD
Retailer 8$734 NZD
Retailer 14$744 NZD
Retailer 17$792 NZD
Retailer 9$820 NZD
Retailer 3$953 NZD
Retailer 7$1,033 NZD
MOH London$2,476 NZD

31 data points across 18 retailers

17 retailers$239 NZD to $2,476 NZD

A
Cheapest Retailer
-
$239 NZD
$134 USD
A
Retailer 2
-
$267 NZD
$150 USD
View
Final sale: no returns
A
Retailer 3
-
$278 NZD
$156 USD
View
A
Retailer 4
-
$296 NZD
$166 USD
View
A
Retailer 5
-
$342 NZD
HK$1,500 HKD
View
A
Retailer 6
-
$393 NZD
£174 GBP
View
Price last confirmed 12 days ago
A
Retailer 7
-
$459 NZD
$258 USD
View
A
Retailer 8
-
$498 NZD
£220 GBP
View
B+
Retailer 9
-
$557 NZD
$313 USD
View
A
Retailer 10
-
$636 NZD
£281 GBP
View
A
Retailer 11
-
$734 NZD
$412 USD
View
A
Retailer 12
-
$744 NZD
$418 USD
View
B+
Retailer 13
-
$792 NZD
$445 USD
View
B+
Retailer 14
-
$820 NZD
SGD 622 SGD
View
B+
Retailer 15
-
$953 NZD
$535 USD
View
B+
Retailer 16
-
$1,033 NZD
$580 USD
View
Most Expensive
B
MOH London
LG770686327 · Oct 26
$2,476 NZD
£1,095 GBP
View
16 more retailers have this diamond
Prices start from $239 NZDSave up to $2,237 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
0.99ct Oval
$239 NZD