CaratHunter
Plans
Oval|Lab Grown|IGI

1.97ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG740511027

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG740511027

Diamond specifications and retailer prices

From $387 AUD
$272 USD
As of October 27, 2026
Save $941 AUD (71%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,328 AUD at NZ Jewellers · As of October 28, 2026
View at NZ Jewellers

About this 1.97ct lab-grown oval diamond

This 1.97ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG740511027 or 740511027. Listed at 9 retailers as of October 27, 2026, with prices from $387 to $1,328, a $941 spread on the same certified stone. NZ Jewellers lists it at $1,328. 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

1.97
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG740511027
Dimensions10.26 × 7.09 × 4.38 mm
L/W Ratio1.45
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.26 mm7.09 mm1.97 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG740511027
Side View
Table 60.0%Crown 35.3°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.8%

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 27
Current: $1,328 AUD|Low: $387 AUD|High: $3,473 AUD|Avg: $1,290 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 29, 2026
Retailer 12$387 AUD
Retailer 7$413 AUD
Retailer 10$474 AUD
Retailer 6$532 AUD
Retailer 11$699 AUD
Retailer 2$778 AUD
Retailer 8$797 AUD
Retailer 13$930 AUD
Retailer 9$1,035 AUD
NZ Jewellers$1,328 AUD
Retailer 3$2,087 AUD
Retailer 5$2,211 AUD
Retailer 4$3,473 AUD

3 data points across 13 retailers

9 retailers$387 AUD to $1,328 AUD

A
Cheapest Retailer
-
$387 AUD
$272 USD
Retailer 2
-
$413 AUD
$290 USD
View
A
Retailer 3
-
$474 AUD
HK$2,600 HKD
View
A
Retailer 4
-
$532 AUD
£294 GBP
View
B+
Retailer 5
-
$699 AUD
$491 USD
View
A
Retailer 6
-
$778 AUD
£430 GBP
View
Retailer 7
-
$797 AUD
$560 USD
View
B+
Retailer 8
-
$1,035 AUD
$727 USD
View
Most Expensive
B+
NZ Jewellers
88724790-e451-459b-9ba0-a1af79009f9b · Oct 28
$1,328 AUD
$933 USD
View
8 more retailers have this diamond
Prices start from $387 AUDSave up to $941 AUD

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
1.97ct Oval
$387 AUD