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Oval|Lab Grown|GIA

1.08ct D SI1 Oval Lab Grown Diamond

EX • D/SI1 • GIA 1519031650

Certificate GIA 1519031650

Diamond specifications and retailer prices

From £236 GBP
As of November 6, 2026
Save £922 GBP (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,159 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 1.08ct lab-grown oval diamond

This 1.08ct lab-grown oval sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1519031650. Listed at 13 retailers as of November 5, 2026, with prices from £236 to £1,159, a £922 spread on the same certified stone. MOH London lists it at £1,159. 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

1.08
Carat
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 1519031650
Dimensions8.28 × 5.78 × 3.60 mm
L/W Ratio1.43
Girdle conditionFaceted
Cert comments
This is a man-made diamond produced by CVD (Chemical Vapor Deposition) growth process and has evidence of post-growth treatments to change the color.
Key to symbols
Growth Remnant
Top View
8.28 mm5.78 mm1.08 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1519031650
Side View
Table 58.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 62.2%

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 6
Current: £1,159 GBP|Low: £236 GBP|High: £1,176 GBP|Avg: £586 GBP|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 10£236 GBP
Retailer 3£270 GBP
Retailer 8£373 GBP
Retailer 11£381 GBP
Retailer 9£414 GBP
Retailer 2£451 GBP
Retailer 5£462 GBP
Retailer 7£509 GBP
Retailer 6£829 GBP
Retailer 12£962 GBP
Retailer 4£1,053 GBP
MOH London£1,159 GBP

44 data points across 12 retailers

13 retailers£236 GBP to £1,159 GBP

A
Cheapest Retailer
-
£236 GBP
Final sale: no returns
A
Retailer 2
-
£270 GBP
View
B+
Retailer 3
-
£373 GBP
View
B+
Retailer 4
-
£381 GBP
View
B+
Retailer 5
-
£414 GBP
View
B+
Retailer 6
-
£451 GBP
View
B+
Retailer 7
-
£462 GBP
View
B+
Retailer 8
-
£509 GBP
View
B
Retailer 9
-
£829 GBP
View
B
Retailer 10
-
£932 GBP
View
B
Retailer 11
-
£962 GBP
View
B
Retailer 12
-
£1,053 GBP
View
Most Expensive
B
MOH London
1519031650 · Nov 5
£1,159 GBP
View
12 more retailers have this diamond
Prices start from £236 GBPSave up to £922 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
1.08ct Oval
£236 GBP