CaratHunter
Plans
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 £1,394 GBP
As of November 1, 2026
Save £7,291 GBP (84%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £8,685 GBP 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 1, 2026, with prices from £1,394 to £8,685, a £7,291 spread on the same certified stone. Adiamor lists it at £8,685. 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 1
Current: £8,685 GBP|Low: £1,394 GBP|High: £8,685 GBP|Avg: £3,766 GBP
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 2£1,394 GBP
Retailer 10£1,840 GBP
Retailer 9£2,006 GBP
Retailer 8£2,716 GBP
Retailer 4£2,717 GBP
Retailer 6£2,784 GBP
Retailer 11£3,152 GBP
Retailer 3£4,040 GBP
Retailer 5£4,388 GBP
Retailer 7£7,247 GBP
Adiamor£8,685 GBP

37 data points across 11 retailers

9 retailers£1,394 GBP to £8,685 GBP

A
Cheapest Retailer
-
£1,394 GBP
A
Retailer 2
-
£1,840 GBP
$2,466 USD
View
Final sale: no returns
A
Retailer 3
-
£2,006 GBP
HK$21,000 HKD
View
B+
Retailer 4
-
£2,716 GBP
$3,639 USD
View
B+
Retailer 5
-
£2,717 GBP
$3,640 USD
View
B+
Retailer 6
-
£2,784 GBP
$3,730 USD
View
B
Retailer 7
-
£4,388 GBP
$5,880 USD
View
B
Retailer 8
-
£7,247 GBP
$9,710 USD
View
Most Expensive
B
Adiamor
D-61179019 · Nov 2
£8,685 GBP
$11,637 USD
View
8 more retailers have this diamond
Prices start from £1,394 GBPSave up to £7,291 GBP

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
£1,394 GBP