CaratHunter
Plans
Oval|Lab Grown|IGI

10.70ct F SI1 Oval Lab Grown Diamond

ID • F/SI1 • IGI LG574341738

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG574341738

Diamond specifications and retailer prices

From $3,419 NZD
£1,515 GBP
As of October 27, 2026
Save $24,022 NZD (88%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $27,442 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 10.7ct lab-grown oval diamond

This 10.7ct lab-grown oval sits in the over five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG574341738 or 574341738. Listed at 12 retailers as of October 27, 2026, with prices from $3,419 to $27,442, a $24,022 spread on the same certified stone. Brilliant Earth lists it at $27,442. 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

10.70
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG574341738
Dimensions17.76 × 12.46 × 7.79 mm
L/W Ratio1.43
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
17.76 mm12.46 mm10.70 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG574341738
Side View
Table 59.0%Crown 35.6°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.5%

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: $29,770 NZD|Low: $3,419 NZD|High: $29,770 NZD|Avg: $15,035 NZD
Brilliant Earth
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
Retailer 19
November 1, 2026
Retailer 17$3,419 NZD
Retailer 13$4,335 NZD
Retailer 18$5,460 NZD
Retailer 7$5,574 NZD
Retailer 6$6,430 NZD
Retailer 12$6,535 NZD
Retailer 14$6,578 NZD
Retailer 5$7,383 NZD
Retailer 4$9,585 NZD
Retailer 2$9,900 NZD
Retailer 19$10,961 NZD
Retailer 15$16,713 NZD
Retailer 3$18,409 NZD
Retailer 16$20,528 NZD
Retailer 8$21,434 NZD
Retailer 9$25,735 NZD
Retailer 11$25,735 NZD
Retailer 10$27,116 NZD
Brilliant Earth$29,770 NZD

11 data points across 19 retailers

12 retailers$3,419 NZD to $27,442 NZD

A
Cheapest Retailer
-
$3,419 NZD
£1,515 GBP
A
Retailer 2
-
$4,335 NZD
$2,439 USD
View
B+
Retailer 3
-
$5,460 NZD
$3,072 USD
View
B
Retailer 4
-
$6,535 NZD
£2,895 GBP
View
B+
Retailer 5
-
$6,578 NZD
$3,701 USD
View
B
Retailer 6
-
$9,585 NZD
$5,393 USD
View
B
Retailer 7
-
$9,900 NZD
$5,570 USD
View
B
Retailer 8
-
$10,961 NZD
$6,167 USD
View
B
Retailer 9
-
$16,713 NZD
$9,404 USD
View
B
Retailer 10
-
$18,409 NZD
$10,358 USD
View
B
Retailer 11
-
$20,528 NZD
$11,550 USD
View
Most Expensive
B
Brilliant Earth
22301019A · Oct 31
$27,442 NZD
$15,440 USD
View
11 more retailers have this diamond
Prices start from $3,419 NZDSave up to $24,022 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
10.70ct Oval
$3,419 NZD