Oval|Lab Grown|GCAL

3.12ct D IF Oval Lab Grown Diamond

EX • D/IF • GCAL 361216397

Certificate GCAL 361216397

Diamond specifications and retailer prices

From $2,624 USD
Save $15,318 USD (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $20,930 USD at Kay Jewelers
View at Kay Jewelers

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 361216397. Listed at 11 retailers, with a 584% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 361216397
Dimensions11.62 × 8.29 × 5.20 mm
L/W Ratio1.40
Culet sizeNone
Top View
11.62 mm8.29 mm3.12 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 361216397
Side View
Table 56.0%Crown 34.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.8%

Caratlytics Score

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

Price History

Last verified: Sep 29
Current: $20,930 USD|Low: $2,624 USD|High: $27,850 USD|Avg: $11,986 USD|-0.4%
Kay Jewelers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 1, 2026
Retailer 5$2,624 USD
Retailer 9$4,003 USD
Retailer 8$4,034 USD
Retailer 11$5,990 USD
Retailer 2$8,542 USD
Retailer 6$10,015 USD
Retailer 10$10,990 USD
Retailer 7$15,650 USD
Retailer 3$17,942 USD
Kay Jewelers$20,930 USD
Retailer 4$20,930 USD

13 data points across 11 retailers

11 retailers$2,624 USD to $17,942 USD

A
Cheapest Retailer
-
$2,624 USD
B+
Retailer 2
-
$4,003 USD
View
B+
Retailer 3
-
$4,034 USD
CA$5,603 CAD
View
B+
Retailer 4
-
$5,990 USD
View
Price last confirmed 18 days ago
B
Retailer 5
-
$8,542 USD
£6,726 GBP
View
B
Retailer 6
-
$10,015 USD
A$15,408 AUD
View
B
Retailer 7
-
$10,990 USD
View
B
Retailer 8
-
$15,650 USD
View
B
Retailer 9
-
$17,942 USD
View
B
Retailer 10
-
$20,930 USD
View
Price under review
Most Expensive
B
Kay Jewelers
259178252 · Sep 30
$20,930 USD
View
Price under review
10 more retailers have this diamond
Prices start from $2,624 USDSave up to $15,318 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.

A
3.12ct Oval
$2,624 USD