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Oval|Lab Grown|IGI

3.70ct E FL Oval Lab Grown Diamond

EX • E/FL • IGI LG800634350

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG800634350

Diamond specifications and retailer prices

From $2,902 SGD
$2,270 USD
As of October 27, 2026
Save $8,744 SGD (75%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $11,646 SGD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.7ct lab-grown oval diamond

This 3.7ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG800634350 or 800634350. Listed at 23 retailers as of October 27, 2026, with prices from $2,902 to $11,646, a $8,744 spread on the same certified stone. Brilliant Earth lists it at $11,646. 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

3.70
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800634350
Dimensions12.46 × 8.69 × 5.44 mm
L/W Ratio1.43
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
12.46 mm8.69 mm3.70 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800634350
Side View
Table 57.0%Crown 34.7°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.6%

Caratlytics Score

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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 27
Current: $11,646 SGD|Low: $2,786 SGD|High: $18,614 SGD|Avg: $6,696 SGD|-37.4%
Brilliant Earth
Retailer 2
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Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 11
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Retailer 17
Retailer 18
Retailer 19
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Retailer 21
Retailer 22
Retailer 23
October 31, 2026
Retailer 8$2,902 SGD
Retailer 22$2,978 SGD
Retailer 13$3,068 SGD
Retailer 7$3,158 SGD
Retailer 14$3,250 SGD
Retailer 9$3,366 SGD
Retailer 12$3,366 SGD
Retailer 11$3,532 SGD
Retailer 2$3,659 SGD
Retailer 19$3,953 SGD
Retailer 16$4,628 SGD
Retailer 5$4,941 SGD
Retailer 6$5,314 SGD
Retailer 17$5,338 SGD
Retailer 10$6,282 SGD
Retailer 20$6,954 SGD
Retailer 3$7,817 SGD
Retailer 18$8,617 SGD
Retailer 21$9,051 SGD
Retailer 4$9,183 SGD
Retailer 23$9,424 SGD
Retailer 15$9,971 SGD
Brilliant Earth$11,646 SGD

37 data points across 23 retailers

23 retailers$2,902 SGD to $11,646 SGD

A
Cheapest Retailer
-
$2,902 SGD
$2,270 USD
A
Retailer 2
-
$2,978 SGD
HK$18,200 HKD
View
A
Retailer 3
-
$3,068 SGD
$2,400 USD
View
A
Retailer 4
-
$3,158 SGD
$2,470 USD
View
A
Retailer 5
-
$3,250 SGD
$2,542 USD
View
Final sale: no returns
Retailer 6
-
$3,366 SGD
$2,633 USD
View
Price last confirmed 20 days ago
A
Retailer 7
-
$3,366 SGD
$2,633 USD
View
A
Retailer 8
-
$3,532 SGD
$2,763 USD
View
A
Retailer 9
-
$3,659 SGD
£2,254 GBP
View
A
Retailer 10
-
$3,953 SGD
$3,092 USD
View
B+
Retailer 11
-
$4,628 SGD
$3,620 USD
View
B+
Retailer 12
-
$4,941 SGD
$3,865 USD
View
B+
Retailer 13
-
$5,338 SGD
£3,288 GBP
View
B+
Retailer 14
-
$6,282 SGD
$4,914 USD
View
B+
Retailer 15
-
$6,644 SGD
$5,197 USD
View
B+
Retailer 16
-
$6,954 SGD
$5,440 USD
View
B+
Retailer 17
-
$7,817 SGD
ZAR 98,786 ZAR
View
B
Retailer 18
-
$8,617 SGD
View
B
Retailer 19
-
$9,051 SGD
$7,080 USD
View
B+
Retailer 20
-
$9,183 SGD
£5,656 GBP
View
B
Retailer 21
-
$9,424 SGD
$7,372 USD
View
B
Retailer 22
-
$9,971 SGD
$7,799 USD
View
Most Expensive
B
Brilliant Earth
20322811A · Oct 30
$11,646 SGD
$9,110 USD
View
22 more retailers have this diamond
Prices start from $2,902 SGDSave up to $8,744 SGD

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
3.70ct Oval
$2,902 SGD