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Oval|Lab Grown|IGI

4.00ct I VS1 Oval Lab Grown Diamond

EX • I/VS1 • IGI LG598313452

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG598313452

Diamond specifications and retailer prices

From $1,328 USD
As of October 29, 2026
Save $4,082 USD (75%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $5,410 USD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 4ct lab-grown oval diamond

This 4ct lab-grown oval sits in the three to five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG598313452 or 598313452. Listed at 15 retailers as of October 29, 2026, with prices from $1,328 to $5,410, a $4,082 spread on the same certified stone. Taylor and Hart lists it at $5,410. 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

4.00
Carat
I
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG598313452
Dimensions12.51 × 9.06 × 5.63 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
12.51 mm9.06 mm4.00 ctI / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG598313452
Side View
Table 61.0%Crown 36.4°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $3,278 USD|Low: $1,328 USD|High: $5,410 USD|Avg: $2,668 USD|-0.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
October 29, 2026
Retailer 7$1,328 USD
Retailer 2$1,467 USD
Retailer 11$1,487 USD
Retailer 8$1,540 USD
Retailer 4$1,654 USD
Retailer 6$1,710 USD
Retailer 10$1,805 USD
Retailer 9$2,435 USD
Retailer 3$2,870 USD
Retailer 1$3,278 USD
Retailer 12$3,719 USD
Retailer 5$4,975 USD
Taylor and Hart$5,410 USD

21 data points across 13 retailers

15 retailers$1,328 USD to $5,410 USD

B+
Cheapest Retailer
-
$1,328 USD
B+
Retailer 2
-
$1,444 USD
View
B+
Retailer 3
-
$1,467 USD
View
B+
Retailer 4
-
$1,487 USD
View
Final sale: no returns
B+
Retailer 5
-
$1,540 USD
View
Retailer 6
-
$1,540 USD
View
Price last confirmed 17 days ago
B+
Retailer 7
-
$1,710 USD
View
B
Retailer 8
-
$1,805 USD
View
B
Retailer 9
-
$2,435 USD
View
B
Retailer 10
-
$2,870 USD
View
B
Retailer 11
-
$2,886 USD
View
B
Retailer 12
-
$3,278 USD
ZAR 52,952 ZAR
View
B
Retailer 13
-
$3,719 USD
£2,928 GBP
View
B
Retailer 14
-
$4,975 USD
£3,917 GBP
View
Most Expensive
B
Taylor and Hart
13WIH44 · Oct 30
$5,410 USD
View
14 more retailers have this diamond
Prices start from $1,328 USDSave up to $4,082 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.

B+
4.00ct Oval
$1,328 USD