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Oval|Lab Grown|IGI

13.10ct F SI1 Oval Lab Grown Diamond

ID • F/SI1 • IGI LG576339189

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG576339189

Diamond specifications and retailer prices

From $3,320 NZD
£1,471 GBP
As of November 2, 2026
Save $17,362 NZD (84%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $20,682 NZD at Adiamor · As of November 2, 2026
View at Adiamor

About this 13.1ct lab-grown oval diamond

This 13.1ct 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 LG576339189 or 576339189. Listed at 9 retailers as of November 2, 2026, with prices from $3,320 to $20,682, a $17,362 spread on the same certified stone. Adiamor lists it at $20,682. 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

13.10
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG576339189
Dimensions19.62 × 13.14 × 8.15 mm
L/W Ratio1.49
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
19.62 mm13.14 mm13.10 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG576339189
Side View
Table 61.0%Crown 36.3°Girdle: MED-STKPavilion 40.9°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: Nov 2
Current: $20,682 NZD|Low: $3,319 NZD|High: $20,682 NZD|Avg: $8,965 NZD
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 2$3,320 NZD
Retailer 10$4,383 NZD
Retailer 9$4,777 NZD
Retailer 8$6,468 NZD
Retailer 4$6,469 NZD
Retailer 6$6,629 NZD
Retailer 11$7,507 NZD
Retailer 3$9,622 NZD
Retailer 5$10,451 NZD
Retailer 7$17,258 NZD
Adiamor$20,682 NZD

38 data points across 11 retailers

9 retailers$3,320 NZD to $20,682 NZD

A
Cheapest Retailer
-
$3,320 NZD
£1,471 GBP
A
Retailer 2
-
$4,383 NZD
$2,466 USD
View
Final sale: no returns
A
Retailer 3
-
$4,777 NZD
HK$21,000 HKD
View
B+
Retailer 4
-
$6,468 NZD
$3,639 USD
View
B+
Retailer 5
-
$6,469 NZD
$3,640 USD
View
B+
Retailer 6
-
$6,629 NZD
$3,730 USD
View
B
Retailer 7
-
$10,451 NZD
$5,880 USD
View
B
Retailer 8
-
$17,258 NZD
$9,710 USD
View
Most Expensive
B
Adiamor
D-61179019 · Nov 2
$20,682 NZD
$11,637 USD
View
8 more retailers have this diamond
Prices start from $3,320 NZDSave up to $17,362 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
13.10ct Oval
$3,320 NZD