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Oval|Lab Grown|IGI

5.25ct D FL Oval Lab Grown Diamond

ID • D/FL

Diamond specifications and retailer prices

From $7,778 USD
As of October 29, 2026
Save $20,558 USD (73%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $28,336 USD at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 5.25ct lab-grown oval diamond

This 5.25ct lab-grown oval sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI. Listed at 2 retailers as of October 29, 2026, with prices from $7,778 to $28,336, a $20,558 spread on the same certified stone. Blue Nile lists it at $28,336. 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

5.25
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions13.70 × 9.84 × 6.02 mm
L/W Ratio1.39
Top View
13.70 mm9.84 mm5.25 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 59.0%CrownGirdle: STK-THKPavilionCulet: PODepth 61.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $28,336 USD|Low: $7,778 USD|High: $38,439 USD|Avg: $16,199 USD|+63.6%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 31, 2026
Retailer 2$7,778 USD
Retailer 4$8,089 USD
Retailer 3$11,200 USD
Blue Nile$28,336 USD
Retailer 5$28,804 USD

26 data points across 5 retailers

2 retailers$7,778 USD to $28,336 USD

A
Cheapest Retailer
-
$7,778 USD
Most Expensive
B
Blue Nile
28910871 · Oct 31
$28,336 USD
View
1 more retailer has this diamond
Prices start from $7,778 USDSave up to $20,558 USD

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
5.25ct Oval
$7,778 USD