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Oval|Lab Grown|IGI

2.53ct D SI1 Oval Lab Grown Diamond

VG • D/SI1 • IGI LG517290080

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG517290080

Diamond specifications and retailer prices

From £1,134 GBP
HK$11,800 HKD
As of October 30, 2026
8 retailers carry this diamond
Most expensive: £1,675 GBP at Rare Carat · As of September 28, 2026
View at Rare Carat

About this 2.53ct lab-grown oval diamond

This 2.53ct lab-grown oval sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG517290080 or 517290080. Listed at 8 retailers as of October 30, 2026. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

2.53
Carat
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG517290080
Dimensions10.44 × 7.67 × 4.91 mm
L/W Ratio1.36
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
10.44 mm7.67 mm2.53 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG517290080
Side View
Table 60.5%Crown 36.3°Girdle: STK-THKPavilion 41°Culet: NoneDepth 64.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £1,675 GBP|Low: £250 GBP|High: £1,972 GBP|Avg: £783 GBP|-15.1%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
September 29, 2026
Retailer 6£250 GBP
Retailer 4£309 GBP
Retailer 10£396 GBP
Retailer 2£467 GBP
Retailer 8£477 GBP
Retailer 7£701 GBP
Retailer 9£707 GBP
Retailer 11£842 GBP
Retailer 5£1,015 GBP
Retailer 3£1,134 GBP
Rare Carat£1,675 GBP

13 data points across 11 retailers

8 retailers

Retailer 1
-
£202 GBP
$269 USD
Price last confirmed 31 days ago
Retailer 2
-
£234 GBP
$312 USD
View
Price last confirmed 34 days ago
Retailer 3
-
£247 GBP
$329 USD
View
Price last confirmed 31 days ago
Retailer 4
-
£309 GBP
View
Price last confirmed 31 days ago
Retailer 5
-
£701 GBP
$934 USD
View
Price last confirmed 29 days ago
Retailer 6
-
£804 GBP
$1,071 USD
View
Price last confirmed 32 days ago
B
Retailer 7
-
£1,134 GBP
HK$11,800 HKD
View
Most Expensive
Rare Carat
517290080_l_517290080 · Sep 28
£1,675 GBP
$2,230 USD
View
Price last confirmed 32 days ago
7 more retailers have this diamond
Prices start from £1,134 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.

B
2.53ct Oval
£1,134 GBP