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Oval|Lab Grown|GCAL

3.12ct D IF Oval Lab Grown Diamond

ID • D/IF • GCAL 353036079

Shape and cutting style on the report: Oval brilliant

Certificate GCAL 353036079

Diamond specifications and retailer prices

From $1,513 USD
As of October 29, 2026
Save $8,897 USD (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $10,410 USD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 3.12ct lab-grown oval diamond

This 3.12ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GCAL 353036079. Listed at 11 retailers as of October 29, 2026, with prices from $1,513 to $10,410, a $8,897 spread on the same certified stone. Do Amore Diamonds lists it at $10,410. 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

3.12
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle37.6°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 353036079
Dimensions11.95 × 8.24 × 4.87 mm
L/W Ratio1.45
Culet sizeNone
Top View
11.95 mm8.24 mm3.12 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 353036079
Side View
Table 61.0%Crown 36.7°Girdle: Slightly ThickPavilion 37.6°Culet: NoneDepth 59.1%

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: Oct 29
Current: $10,410 USD|Low: $1,513 USD|High: $14,970 USD|Avg: $5,343 USD|-30.5%
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
October 29, 2026
Retailer 7$1,513 USD
Retailer 12$1,646 USD
Retailer 14$2,478 USD
Retailer 3$2,520 USD
Retailer 8$2,766 USD
Retailer 6$2,808 USD
Retailer 2$3,034 USD
Retailer 9$3,104 USD
Retailer 11$3,632 USD
Retailer 4$4,565 USD
Retailer 13$4,885 USD
Retailer 10$5,541 USD
Do Amore Diamonds$10,410 USD
Retailer 5$11,702 USD

22 data points across 14 retailers

11 retailers$1,513 USD to $10,410 USD

A
Cheapest Retailer
-
$1,513 USD
A
Retailer 2
-
$1,646 USD
View
A
Retailer 3
-
$2,478 USD
View
A
Retailer 4
-
$2,520 USD
View
Final sale: no returns
A
Retailer 5
-
$2,731 USD
View
A
Retailer 6
-
$2,766 USD
View
A
Retailer 7
-
$3,104 USD
View
B+
Retailer 8
-
$3,632 USD
View
B+
Retailer 9
-
$4,885 USD
View
B+
Retailer 10
-
$5,541 USD
£4,363 GBP
View
Most Expensive
B
Do Amore Diamonds
27-36C5020D3 · Oct 30
$10,410 USD
View
10 more retailers have this diamond
Prices start from $1,513 USDSave up to $8,897 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
3.12ct Oval
$1,513 USD