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Oval|Lab Grown|IGI

0.70ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG499189057

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG499189057

Diamond specifications and retailer prices

From $580 USD
As of October 29, 2026
Save $624 USD (52%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,021 USD at NZ Jewellers · As of October 28, 2026
View at NZ Jewellers

About this 0.7ct lab-grown oval diamond

This 0.7ct lab-grown oval sits in the half to three-quarter carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG499189057 or 499189057. Listed at 11 retailers as of October 29, 2026, with a 108% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.70
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG499189057
Dimensions7.21 × 4.94 × 3.12 mm
L/W Ratio1.46
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.21 mm4.94 mm0.70 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG499189057
Side View
Table 57.0%Crown 35.9°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 63.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $1,204 USD|Low: $494 USD|High: $3,065 USD|Avg: $1,147 USD|+2.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 5$580 USD
Retailer 4$620 USD
Retailer 8$693 USD
Retailer 6$768 USD
Retailer 9$768 USD
Retailer 7$1,177 USD
Retailer 1$1,204 USD
Retailer 3$1,907 USD
Retailer 2$3,044 USD

42 data points across 9 retailers

11 retailers$580 USD to $1,204 USD

B+
Cheapest Retailer
-
$580 USD
B+
Retailer 2
-
$620 USD
View
B+
Retailer 3
-
$693 USD
View
Final sale: no returns
B
Retailer 4
-
$694 USD
View
B
Retailer 5
-
$768 USD
View
B
Retailer 6
-
$768 USD
View
Price last confirmed 13 days ago
B
Retailer 7
-
$1,177 USD
View
B
Retailer 8
-
$1,204 USD
£948 GBP
View
B
Retailer 9
-
$1,907 USD
View
Price under review
Most Expensive
B
NZ Jewellers
4111bb23-38fa-4b2c-8c57-cf4a25387c03 · Oct 28
$2,021 USD
View
Price under review
9 more retailers have this diamond
Prices start from $580 USDSave up to $624 USD

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.

B+
0.70ct Oval
$580 USD