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Oval|Lab Grown|IGI

17.38ct F VS2 Oval Lab Grown Diamond

ID • F/VS2 • IGI LG578311891

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG578311891

Diamond specifications and retailer prices

From £3,158 GBP
$4,232 USD
As of November 1, 2026
Save £18,575 GBP (85%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £21,733 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 17.38ct lab-grown oval diamond

This 17.38ct lab-grown oval sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG578311891 or 578311891. Listed at 12 retailers as of October 31, 2026, with prices from £3,158 to £21,733, a £18,575 spread on the same certified stone. Do Amore Diamonds lists it at £21,733. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

17.38
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG578311891
Dimensions21.12 × 14.61 × 9.15 mm
L/W Ratio1.45
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
21.12 mm14.61 mm17.38 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG578311891
Side View
Table 59.0%Crown 35.9°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.6%

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: £21,733 GBP|Low: £3,158 GBP|High: £29,644 GBP|Avg: £11,034 GBP|-26.7%
Do Amore Diamonds
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
November 1, 2026
Retailer 13£3,158 GBP
Retailer 10£3,310 GBP
Retailer 9£4,768 GBP
Retailer 8£4,769 GBP
Retailer 11£4,834 GBP
Retailer 3£5,053 GBP
Retailer 5£5,151 GBP
Retailer 12£5,670 GBP
Retailer 4£7,630 GBP
Retailer 2£9,787 GBP
Retailer 14£10,844 GBP
Retailer 6£13,801 GBP
Retailer 15£21,629 GBP
Do Amore Diamonds£21,733 GBP
Retailer 7£26,956 GBP

20 data points across 15 retailers

12 retailers£3,158 GBP to £21,733 GBP

A
Cheapest Retailer
-
£3,158 GBP
$4,232 USD
A
Retailer 2
-
£3,310 GBP
$4,435 USD
View
B+
Retailer 3
-
£4,768 GBP
$6,388 USD
View
B+
Retailer 4
-
£4,769 GBP
$6,390 USD
View
B+
Retailer 5
-
£4,834 GBP
HK$50,600 HKD
View
B+
Retailer 6
-
£5,053 GBP
$6,771 USD
View
B+
Retailer 7
-
£5,670 GBP
$7,597 USD
View
B+
Retailer 8
-
£7,630 GBP
$10,224 USD
View
Final sale: no returns
B
Retailer 9
-
£9,787 GBP
A$20,174 AUD
View
B
Retailer 10
-
£10,844 GBP
$14,530 USD
View
B
Retailer 11
-
£21,629 GBP
$28,980 USD
View
Most Expensive
B
Do Amore Diamonds
27-D6694B073 · Oct 31
£21,733 GBP
$29,120 USD
View
11 more retailers have this diamond
Prices start from £3,158 GBPSave up to £18,575 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
17.38ct Oval
£3,158 GBP